40336875

素因数分解:

$3^2\times 5^4\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:198

約数の個数: 60

約数和(自身を含む): 74563632

約数和(自身を除く): 34226757

約数列:

[1, 3, 5, 9, 15, 25, 45, 71, 75, 101, 125, 213, 225, 303, 355, 375, 505, 625, 639, 909, 1065, 1125, 1515, 1775, 1875, 2525, 3195, 4545, 5325, 5625, 7171, 7575, 8875, 12625, 15975, 21513, 22725, 26625, 35855, 37875, 44375, 63125, 64539, 79875, 107565, 113625, 133125, 179275, 189375, 322695, 399375, 537825, 568125, 896375, 1613475, 2689125, 4481875, 8067375, 13445625, 40336875]

約数ペア:

[(1, 40336875), (3, 13445625), (5, 8067375), (9, 4481875), (15, 2689125), (25, 1613475), (45, 896375), (71, 568125), (75, 537825), (101, 399375), (125, 322695), (213, 189375), (225, 179275), (303, 133125), (355, 113625), (375, 107565), (505, 79875), (625, 64539), (639, 63125), (909, 44375), (1065, 37875), (1125, 35855), (1515, 26625), (1775, 22725), (1875, 21513), (2525, 15975), (3195, 12625), (4545, 8875), (5325, 7575), (5625, 7171)]