156626293820

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1\times {\mathrm{331}}^1\times {\mathrm{1637}}^1$

素因数の和:2223

約数の個数: 96

約数和(自身を含む): 335751998400

約数和(自身を除く): 179125704580

約数列:

[1, 2, 4, 5, 10, 20, 97, 149, 194, 298, 331, 388, 485, 596, 662, 745, 970, 1324, 1490, 1637, 1655, 1940, 2980, 3274, 3310, 6548, 6620, 8185, 14453, 16370, 28906, 32107, 32740, 49319, 57812, 64214, 72265, 98638, 128428, 144530, 158789, 160535, 197276, 243913, 246595, 289060, 317578, 321070, 487826, 493190, 541847, 635156, 642140, 793945, 975652, 986380, 1083694, 1219565, 1587890, 2167388, 2439130, 2709235, 3175780, 4783943, 4878260, 5418470, 9567886, 10836940, 19135772, 23659561, 23919715, 47319122, 47839430, 52559159, 80735203, 94638244, 95678860, 105118318, 118297805, 161470406, 210236636, 236595610, 262795795, 322940812, 403676015, 473191220, 525591590, 807352030, 1051183180, 1614704060, 7831314691, 15662629382, 31325258764, 39156573455, 78313146910, 156626293820]

約数ペア:

[(1, 156626293820), (2, 78313146910), (4, 39156573455), (5, 31325258764), (10, 15662629382), (20, 7831314691), (97, 1614704060), (149, 1051183180), (194, 807352030), (298, 525591590), (331, 473191220), (388, 403676015), (485, 322940812), (596, 262795795), (662, 236595610), (745, 210236636), (970, 161470406), (1324, 118297805), (1490, 105118318), (1637, 95678860), (1655, 94638244), (1940, 80735203), (2980, 52559159), (3274, 47839430), (3310, 47319122), (6548, 23919715), (6620, 23659561), (8185, 19135772), (14453, 10836940), (16370, 9567886), (28906, 5418470), (32107, 4878260), (32740, 4783943), (49319, 3175780), (57812, 2709235), (64214, 2439130), (72265, 2167388), (98638, 1587890), (128428, 1219565), (144530, 1083694), (158789, 986380), (160535, 975652), (197276, 793945), (243913, 642140), (246595, 635156), (289060, 541847), (317578, 493190), (321070, 487826)]