20131918100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1\times {\mathrm{2417}}^1$

素因数の和:2674

約数の個数: 144

約数和(自身を含む): 50942656128

約数和(自身を除く): 30810738028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 73, 100, 140, 146, 163, 175, 292, 326, 350, 365, 511, 652, 700, 730, 815, 1022, 1141, 1460, 1630, 1825, 2044, 2282, 2417, 2555, 3260, 3650, 4075, 4564, 4834, 5110, 5705, 7300, 8150, 9668, 10220, 11410, 11899, 12085, 12775, 16300, 16919, 22820, 23798, 24170, 25550, 28525, 33838, 47596, 48340, 51100, 57050, 59495, 60425, 67676, 83293, 84595, 114100, 118990, 120850, 166586, 169190, 176441, 237980, 241700, 297475, 333172, 338380, 352882, 393971, 416465, 422975, 594950, 705764, 787942, 832930, 845950, 882205, 1189900, 1235087, 1575884, 1665860, 1691900, 1764410, 1969855, 2082325, 2470174, 2757797, 3528820, 3939710, 4164650, 4411025, 4940348, 5515594, 6175435, 7879420, 8329300, 8822050, 9849275, 11031188, 12350870, 13788985, 17644100, 19698550, 24701740, 27577970, 28759883, 30877175, 39397100, 55155940, 57519766, 61754350, 68944925, 115039532, 123508700, 137889850, 143799415, 201319181, 275779700, 287598830, 402638362, 575197660, 718997075, 805276724, 1006595905, 1437994150, 2013191810, 2875988300, 4026383620, 5032979525, 10065959050, 20131918100]

約数ペア:

[(1, 20131918100), (2, 10065959050), (4, 5032979525), (5, 4026383620), (7, 2875988300), (10, 2013191810), (14, 1437994150), (20, 1006595905), (25, 805276724), (28, 718997075), (35, 575197660), (50, 402638362), (70, 287598830), (73, 275779700), (100, 201319181), (140, 143799415), (146, 137889850), (163, 123508700), (175, 115039532), (292, 68944925), (326, 61754350), (350, 57519766), (365, 55155940), (511, 39397100), (652, 30877175), (700, 28759883), (730, 27577970), (815, 24701740), (1022, 19698550), (1141, 17644100), (1460, 13788985), (1630, 12350870), (1825, 11031188), (2044, 9849275), (2282, 8822050), (2417, 8329300), (2555, 7879420), (3260, 6175435), (3650, 5515594), (4075, 4940348), (4564, 4411025), (4834, 4164650), (5110, 3939710), (5705, 3528820), (7300, 2757797), (8150, 2470174), (9668, 2082325), (10220, 1969855), (11410, 1764410), (11899, 1691900), (12085, 1665860), (12775, 1575884), (16300, 1235087), (16919, 1189900), (22820, 882205), (23798, 845950), (24170, 832930), (25550, 787942), (28525, 705764), (33838, 594950), (47596, 422975), (48340, 416465), (51100, 393971), (57050, 352882), (59495, 338380), (60425, 333172), (67676, 297475), (83293, 241700), (84595, 237980), (114100, 176441), (118990, 169190), (120850, 166586)]