71489600

素因数分解:

$2^6\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{491}}^1$

素因数の和:533

約数の個数: 168

約数和(自身を含む): 216944448

約数和(自身を除く): 145454848

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 32, 35, 40, 50, 52, 56, 64, 65, 70, 80, 91, 100, 104, 112, 130, 140, 160, 175, 182, 200, 208, 224, 260, 280, 320, 325, 350, 364, 400, 416, 448, 455, 491, 520, 560, 650, 700, 728, 800, 832, 910, 982, 1040, 1120, 1300, 1400, 1456, 1600, 1820, 1964, 2080, 2240, 2275, 2455, 2600, 2800, 2912, 3437, 3640, 3928, 4160, 4550, 4910, 5200, 5600, 5824, 6383, 6874, 7280, 7856, 9100, 9820, 10400, 11200, 12275, 12766, 13748, 14560, 15712, 17185, 18200, 19640, 20800, 24550, 25532, 27496, 29120, 31424, 31915, 34370, 36400, 39280, 44681, 49100, 51064, 54992, 63830, 68740, 72800, 78560, 85925, 89362, 98200, 102128, 109984, 127660, 137480, 145600, 157120, 159575, 171850, 178724, 196400, 204256, 219968, 223405, 255320, 274960, 319150, 343700, 357448, 392800, 408512, 446810, 510640, 549920, 638300, 687400, 714896, 785600, 893620, 1021280, 1099840, 1117025, 1276600, 1374800, 1429792, 1787240, 2042560, 2234050, 2553200, 2749600, 2859584, 3574480, 4468100, 5106400, 5499200, 7148960, 8936200, 10212800, 14297920, 17872400, 35744800, 71489600]

約数ペア:

[(1, 71489600), (2, 35744800), (4, 17872400), (5, 14297920), (7, 10212800), (8, 8936200), (10, 7148960), (13, 5499200), (14, 5106400), (16, 4468100), (20, 3574480), (25, 2859584), (26, 2749600), (28, 2553200), (32, 2234050), (35, 2042560), (40, 1787240), (50, 1429792), (52, 1374800), (56, 1276600), (64, 1117025), (65, 1099840), (70, 1021280), (80, 893620), (91, 785600), (100, 714896), (104, 687400), (112, 638300), (130, 549920), (140, 510640), (160, 446810), (175, 408512), (182, 392800), (200, 357448), (208, 343700), (224, 319150), (260, 274960), (280, 255320), (320, 223405), (325, 219968), (350, 204256), (364, 196400), (400, 178724), (416, 171850), (448, 159575), (455, 157120), (491, 145600), (520, 137480), (560, 127660), (650, 109984), (700, 102128), (728, 98200), (800, 89362), (832, 85925), (910, 78560), (982, 72800), (1040, 68740), (1120, 63830), (1300, 54992), (1400, 51064), (1456, 49100), (1600, 44681), (1820, 39280), (1964, 36400), (2080, 34370), (2240, 31915), (2275, 31424), (2455, 29120), (2600, 27496), (2800, 25532), (2912, 24550), (3437, 20800), (3640, 19640), (3928, 18200), (4160, 17185), (4550, 15712), (4910, 14560), (5200, 13748), (5600, 12766), (5824, 12275), (6383, 11200), (6874, 10400), (7280, 9820), (7856, 9100)]