42187125

素因数分解:

$3^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1$

素因数の和:259

約数の個数: 64

約数和(自身を含む): 76677120

約数和(自身を除く): 34489995

約数列:

[1, 3, 5, 15, 19, 25, 31, 57, 75, 93, 95, 125, 155, 191, 285, 375, 465, 475, 573, 589, 775, 955, 1425, 1767, 2325, 2375, 2865, 2945, 3629, 3875, 4775, 5921, 7125, 8835, 10887, 11625, 14325, 14725, 17763, 18145, 23875, 29605, 44175, 54435, 71625, 73625, 88815, 90725, 112499, 148025, 220875, 272175, 337497, 444075, 453625, 562495, 740125, 1360875, 1687485, 2220375, 2812475, 8437425, 14062375, 42187125]

約数ペア:

[(1, 42187125), (3, 14062375), (5, 8437425), (15, 2812475), (19, 2220375), (25, 1687485), (31, 1360875), (57, 740125), (75, 562495), (93, 453625), (95, 444075), (125, 337497), (155, 272175), (191, 220875), (285, 148025), (375, 112499), (465, 90725), (475, 88815), (573, 73625), (589, 71625), (775, 54435), (955, 44175), (1425, 29605), (1767, 23875), (2325, 18145), (2375, 17763), (2865, 14725), (2945, 14325), (3629, 11625), (3875, 10887), (4775, 8835), (5921, 7125)]