38478750

素因数分解:

$2^1\times 3^1\times 5^4\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:387

約数の個数: 80

約数和(自身を含む): 99568128

約数和(自身を除く): 61089378

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 31, 50, 62, 75, 93, 125, 150, 155, 186, 250, 310, 331, 375, 465, 625, 662, 750, 775, 930, 993, 1250, 1550, 1655, 1875, 1986, 2325, 3310, 3750, 3875, 4650, 4965, 7750, 8275, 9930, 10261, 11625, 16550, 19375, 20522, 23250, 24825, 30783, 38750, 41375, 49650, 51305, 58125, 61566, 82750, 102610, 116250, 124125, 153915, 206875, 248250, 256525, 307830, 413750, 513050, 620625, 769575, 1241250, 1282625, 1539150, 2565250, 3847875, 6413125, 7695750, 12826250, 19239375, 38478750]

約数ペア:

[(1, 38478750), (2, 19239375), (3, 12826250), (5, 7695750), (6, 6413125), (10, 3847875), (15, 2565250), (25, 1539150), (30, 1282625), (31, 1241250), (50, 769575), (62, 620625), (75, 513050), (93, 413750), (125, 307830), (150, 256525), (155, 248250), (186, 206875), (250, 153915), (310, 124125), (331, 116250), (375, 102610), (465, 82750), (625, 61566), (662, 58125), (750, 51305), (775, 49650), (930, 41375), (993, 38750), (1250, 30783), (1550, 24825), (1655, 23250), (1875, 20522), (1986, 19375), (2325, 16550), (3310, 11625), (3750, 10261), (3875, 9930), (4650, 8275), (4965, 7750)]