28795950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{89}}^1\times {\mathrm{719}}^1$

素因数の和:826

約数の個数: 72

約数和(自身を含む): 78343200

約数和(自身を除く): 49547250

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, 719, 801, 890, 1335, 1438, 1602, 2157, 2225, 2670, 3595, 4005, 4314, 4450, 6471, 6675, 7190, 8010, 10785, 12942, 13350, 17975, 20025, 21570, 32355, 35950, 40050, 53925, 63991, 64710, 107850, 127982, 161775, 191973, 319955, 323550, 383946, 575919, 639910, 959865, 1151838, 1599775, 1919730, 2879595, 3199550, 4799325, 5759190, 9598650, 14397975, 28795950]

約数ペア:

[(1, 28795950), (2, 14397975), (3, 9598650), (5, 5759190), (6, 4799325), (9, 3199550), (10, 2879595), (15, 1919730), (18, 1599775), (25, 1151838), (30, 959865), (45, 639910), (50, 575919), (75, 383946), (89, 323550), (90, 319955), (150, 191973), (178, 161775), (225, 127982), (267, 107850), (445, 64710), (450, 63991), (534, 53925), (719, 40050), (801, 35950), (890, 32355), (1335, 21570), (1438, 20025), (1602, 17975), (2157, 13350), (2225, 12942), (2670, 10785), (3595, 8010), (4005, 7190), (4314, 6675), (4450, 6471)]