1994289975

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{8837}}^1$

素因数の和:8929

約数の個数: 72

約数和(自身を含む): 3846651120

約数和(自身を除く): 1852361145

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 59, 75, 85, 153, 177, 225, 255, 295, 425, 531, 765, 885, 1003, 1275, 1475, 2655, 3009, 3825, 4425, 5015, 8837, 9027, 13275, 15045, 25075, 26511, 44185, 45135, 75225, 79533, 132555, 150229, 220925, 225675, 397665, 450687, 521383, 662775, 751145, 1352061, 1564149, 1988325, 2253435, 2606915, 3755725, 4692447, 6760305, 7820745, 8863511, 11267175, 13034575, 23462235, 26590533, 33801525, 39103725, 44317555, 79771599, 117311175, 132952665, 221587775, 398857995, 664763325, 1994289975]

約数ペア:

[(1, 1994289975), (3, 664763325), (5, 398857995), (9, 221587775), (15, 132952665), (17, 117311175), (25, 79771599), (45, 44317555), (51, 39103725), (59, 33801525), (75, 26590533), (85, 23462235), (153, 13034575), (177, 11267175), (225, 8863511), (255, 7820745), (295, 6760305), (425, 4692447), (531, 3755725), (765, 2606915), (885, 2253435), (1003, 1988325), (1275, 1564149), (1475, 1352061), (2655, 751145), (3009, 662775), (3825, 521383), (4425, 450687), (5015, 397665), (8837, 225675), (9027, 220925), (13275, 150229), (15045, 132555), (25075, 79533), (26511, 75225), (44185, 45135)]