64840950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{89}}^1\times {\mathrm{1619}}^1$

素因数の和:1726

約数の個数: 72

約数和(自身を含む): 176272200

約数和(自身を除く): 111431250

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 89, 90, 150, 178, 225, 267, 445, 450, 534, 801, 890, 1335, 1602, 1619, 2225, 2670, 3238, 4005, 4450, 4857, 6675, 8010, 8095, 9714, 13350, 14571, 16190, 20025, 24285, 29142, 40050, 40475, 48570, 72855, 80950, 121425, 144091, 145710, 242850, 288182, 364275, 432273, 720455, 728550, 864546, 1296819, 1440910, 2161365, 2593638, 3602275, 4322730, 6484095, 7204550, 10806825, 12968190, 21613650, 32420475, 64840950]

約数ペア:

[(1, 64840950), (2, 32420475), (3, 21613650), (5, 12968190), (6, 10806825), (9, 7204550), (10, 6484095), (15, 4322730), (18, 3602275), (25, 2593638), (30, 2161365), (45, 1440910), (50, 1296819), (75, 864546), (89, 728550), (90, 720455), (150, 432273), (178, 364275), (225, 288182), (267, 242850), (445, 145710), (450, 144091), (534, 121425), (801, 80950), (890, 72855), (1335, 48570), (1602, 40475), (1619, 40050), (2225, 29142), (2670, 24285), (3238, 20025), (4005, 16190), (4450, 14571), (4857, 13350), (6675, 9714), (8010, 8095)]