20120158275

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{223}}^1\times {\mathrm{24551}}^1$

素因数の和:24801

約数の個数: 72

約数和(自身を含む): 38871512064

約数和(自身を除く): 18751353789

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 147, 175, 223, 245, 525, 669, 735, 1115, 1225, 1561, 3345, 3675, 4683, 5575, 7805, 10927, 16725, 23415, 24551, 32781, 39025, 54635, 73653, 117075, 122755, 163905, 171857, 273175, 368265, 515571, 613775, 819525, 859285, 1202999, 1841325, 2577855, 3608997, 4296425, 5474873, 6014995, 12889275, 16424619, 18044985, 27374365, 30074975, 38324111, 82123095, 90224925, 114972333, 136871825, 191620555, 268268777, 410615475, 574861665, 804806331, 958102775, 1341343885, 2874308325, 4024031655, 6706719425, 20120158275]

約数ペア:

[(1, 20120158275), (3, 6706719425), (5, 4024031655), (7, 2874308325), (15, 1341343885), (21, 958102775), (25, 804806331), (35, 574861665), (49, 410615475), (75, 268268777), (105, 191620555), (147, 136871825), (175, 114972333), (223, 90224925), (245, 82123095), (525, 38324111), (669, 30074975), (735, 27374365), (1115, 18044985), (1225, 16424619), (1561, 12889275), (3345, 6014995), (3675, 5474873), (4683, 4296425), (5575, 3608997), (7805, 2577855), (10927, 1841325), (16725, 1202999), (23415, 859285), (24551, 819525), (32781, 613775), (39025, 515571), (54635, 368265), (73653, 273175), (117075, 171857), (122755, 163905)]