139450400

素因数分解:

$2^5\times 5^2\times {\mathrm{31}}^1\times {\mathrm{5623}}^1$

素因数の和:5674

約数の個数: 72

約数和(自身を含む): 351477504

約数和(自身を除く): 212027104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 80, 100, 124, 155, 160, 200, 248, 310, 400, 496, 620, 775, 800, 992, 1240, 1550, 2480, 3100, 4960, 5623, 6200, 11246, 12400, 22492, 24800, 28115, 44984, 56230, 89968, 112460, 140575, 174313, 179936, 224920, 281150, 348626, 449840, 562300, 697252, 871565, 899680, 1124600, 1394504, 1743130, 2249200, 2789008, 3486260, 4357825, 4498400, 5578016, 6972520, 8715650, 13945040, 17431300, 27890080, 34862600, 69725200, 139450400]

約数ペア:

[(1, 139450400), (2, 69725200), (4, 34862600), (5, 27890080), (8, 17431300), (10, 13945040), (16, 8715650), (20, 6972520), (25, 5578016), (31, 4498400), (32, 4357825), (40, 3486260), (50, 2789008), (62, 2249200), (80, 1743130), (100, 1394504), (124, 1124600), (155, 899680), (160, 871565), (200, 697252), (248, 562300), (310, 449840), (400, 348626), (496, 281150), (620, 224920), (775, 179936), (800, 174313), (992, 140575), (1240, 112460), (1550, 89968), (2480, 56230), (3100, 44984), (4960, 28115), (5623, 24800), (6200, 22492), (11246, 12400)]