31335850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:200

約数の個数: 96

約数和(自身を含む): 73495296

約数和(自身を除く): 42159446

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 50, 65, 70, 71, 91, 97, 130, 142, 175, 182, 194, 325, 350, 355, 455, 485, 497, 650, 679, 710, 910, 923, 970, 994, 1261, 1358, 1775, 1846, 2275, 2425, 2485, 2522, 3395, 3550, 4550, 4615, 4850, 4970, 6305, 6461, 6790, 6887, 8827, 9230, 12425, 12610, 12922, 13774, 16975, 17654, 23075, 24850, 31525, 32305, 33950, 34435, 44135, 46150, 48209, 63050, 64610, 68870, 88270, 89531, 96418, 161525, 172175, 179062, 220675, 241045, 323050, 344350, 441350, 447655, 482090, 626717, 895310, 1205225, 1253434, 2238275, 2410450, 3133585, 4476550, 6267170, 15667925, 31335850]

約数ペア:

[(1, 31335850), (2, 15667925), (5, 6267170), (7, 4476550), (10, 3133585), (13, 2410450), (14, 2238275), (25, 1253434), (26, 1205225), (35, 895310), (50, 626717), (65, 482090), (70, 447655), (71, 441350), (91, 344350), (97, 323050), (130, 241045), (142, 220675), (175, 179062), (182, 172175), (194, 161525), (325, 96418), (350, 89531), (355, 88270), (455, 68870), (485, 64610), (497, 63050), (650, 48209), (679, 46150), (710, 44135), (910, 34435), (923, 33950), (970, 32305), (994, 31525), (1261, 24850), (1358, 23075), (1775, 17654), (1846, 16975), (2275, 13774), (2425, 12922), (2485, 12610), (2522, 12425), (3395, 9230), (3550, 8827), (4550, 6887), (4615, 6790), (4850, 6461), (4970, 6305)]