51099780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{331}}^1$

素因数の和:457

約数の個数: 96

約数和(自身を含む): 149925888

約数和(自身を除く): 98826108

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 83, 93, 124, 155, 166, 186, 249, 310, 331, 332, 372, 415, 465, 498, 620, 662, 830, 930, 993, 996, 1245, 1324, 1655, 1660, 1860, 1986, 2490, 2573, 3310, 3972, 4965, 4980, 5146, 6620, 7719, 9930, 10261, 10292, 12865, 15438, 19860, 20522, 25730, 27473, 30783, 30876, 38595, 41044, 51305, 51460, 54946, 61566, 77190, 82419, 102610, 109892, 123132, 137365, 153915, 154380, 164838, 205220, 274730, 307830, 329676, 412095, 549460, 615660, 824190, 851663, 1648380, 1703326, 2554989, 3406652, 4258315, 5109978, 8516630, 10219956, 12774945, 17033260, 25549890, 51099780]

約数ペア:

[(1, 51099780), (2, 25549890), (3, 17033260), (4, 12774945), (5, 10219956), (6, 8516630), (10, 5109978), (12, 4258315), (15, 3406652), (20, 2554989), (30, 1703326), (31, 1648380), (60, 851663), (62, 824190), (83, 615660), (93, 549460), (124, 412095), (155, 329676), (166, 307830), (186, 274730), (249, 205220), (310, 164838), (331, 154380), (332, 153915), (372, 137365), (415, 123132), (465, 109892), (498, 102610), (620, 82419), (662, 77190), (830, 61566), (930, 54946), (993, 51460), (996, 51305), (1245, 41044), (1324, 38595), (1655, 30876), (1660, 30783), (1860, 27473), (1986, 25730), (2490, 20522), (2573, 19860), (3310, 15438), (3972, 12865), (4965, 10292), (4980, 10261), (5146, 9930), (6620, 7719)]