25406040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1013}}^1$

素因数の和:1057

約数の個数: 128

約数和(自身を含む): 87609600

約数和(自身を除く): 62203560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 19, 20, 22, 24, 30, 33, 38, 40, 44, 55, 57, 60, 66, 76, 88, 95, 110, 114, 120, 132, 152, 165, 190, 209, 220, 228, 264, 285, 330, 380, 418, 440, 456, 570, 627, 660, 760, 836, 1013, 1045, 1140, 1254, 1320, 1672, 2026, 2090, 2280, 2508, 3039, 3135, 4052, 4180, 5016, 5065, 6078, 6270, 8104, 8360, 10130, 11143, 12156, 12540, 15195, 19247, 20260, 22286, 24312, 25080, 30390, 33429, 38494, 40520, 44572, 55715, 57741, 60780, 66858, 76988, 89144, 96235, 111430, 115482, 121560, 133716, 153976, 167145, 192470, 211717, 222860, 230964, 267432, 288705, 334290, 384940, 423434, 445720, 461928, 577410, 635151, 668580, 769880, 846868, 1058585, 1154820, 1270302, 1337160, 1693736, 2117170, 2309640, 2540604, 3175755, 4234340, 5081208, 6351510, 8468680, 12703020, 25406040]

約数ペア:

[(1, 25406040), (2, 12703020), (3, 8468680), (4, 6351510), (5, 5081208), (6, 4234340), (8, 3175755), (10, 2540604), (11, 2309640), (12, 2117170), (15, 1693736), (19, 1337160), (20, 1270302), (22, 1154820), (24, 1058585), (30, 846868), (33, 769880), (38, 668580), (40, 635151), (44, 577410), (55, 461928), (57, 445720), (60, 423434), (66, 384940), (76, 334290), (88, 288705), (95, 267432), (110, 230964), (114, 222860), (120, 211717), (132, 192470), (152, 167145), (165, 153976), (190, 133716), (209, 121560), (220, 115482), (228, 111430), (264, 96235), (285, 89144), (330, 76988), (380, 66858), (418, 60780), (440, 57741), (456, 55715), (570, 44572), (627, 40520), (660, 38494), (760, 33429), (836, 30390), (1013, 25080), (1045, 24312), (1140, 22286), (1254, 20260), (1320, 19247), (1672, 15195), (2026, 12540), (2090, 12156), (2280, 11143), (2508, 10130), (3039, 8360), (3135, 8104), (4052, 6270), (4180, 6078), (5016, 5065)]