25302420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{983}}^1$

素因数の和:1022

約数の個数: 144

約数和(自身を含む): 90260352

約数和(自身を除く): 64957932

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 18, 20, 22, 26, 30, 33, 36, 39, 44, 45, 52, 55, 60, 65, 66, 78, 90, 99, 110, 117, 130, 132, 143, 156, 165, 180, 195, 198, 220, 234, 260, 286, 330, 390, 396, 429, 468, 495, 572, 585, 660, 715, 780, 858, 983, 990, 1170, 1287, 1430, 1716, 1966, 1980, 2145, 2340, 2574, 2860, 2949, 3932, 4290, 4915, 5148, 5898, 6435, 8580, 8847, 9830, 10813, 11796, 12779, 12870, 14745, 17694, 19660, 21626, 25558, 25740, 29490, 32439, 35388, 38337, 43252, 44235, 51116, 54065, 58980, 63895, 64878, 76674, 88470, 97317, 108130, 115011, 127790, 129756, 140569, 153348, 162195, 176940, 191685, 194634, 216260, 230022, 255580, 281138, 324390, 383370, 389268, 421707, 460044, 486585, 562276, 575055, 648780, 702845, 766740, 843414, 973170, 1150110, 1265121, 1405690, 1686828, 1946340, 2108535, 2300220, 2530242, 2811380, 4217070, 5060484, 6325605, 8434140, 12651210, 25302420]

約数ペア:

[(1, 25302420), (2, 12651210), (3, 8434140), (4, 6325605), (5, 5060484), (6, 4217070), (9, 2811380), (10, 2530242), (11, 2300220), (12, 2108535), (13, 1946340), (15, 1686828), (18, 1405690), (20, 1265121), (22, 1150110), (26, 973170), (30, 843414), (33, 766740), (36, 702845), (39, 648780), (44, 575055), (45, 562276), (52, 486585), (55, 460044), (60, 421707), (65, 389268), (66, 383370), (78, 324390), (90, 281138), (99, 255580), (110, 230022), (117, 216260), (130, 194634), (132, 191685), (143, 176940), (156, 162195), (165, 153348), (180, 140569), (195, 129756), (198, 127790), (220, 115011), (234, 108130), (260, 97317), (286, 88470), (330, 76674), (390, 64878), (396, 63895), (429, 58980), (468, 54065), (495, 51116), (572, 44235), (585, 43252), (660, 38337), (715, 35388), (780, 32439), (858, 29490), (983, 25740), (990, 25558), (1170, 21626), (1287, 19660), (1430, 17694), (1716, 14745), (1966, 12870), (1980, 12779), (2145, 11796), (2340, 10813), (2574, 9830), (2860, 8847), (2949, 8580), (3932, 6435), (4290, 5898), (4915, 5148)]