318162625

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:235

約数の個数: 64

約数和(自身を含む): 458265600

約数和(自身を除く): 140102975

約数列:

[1, 5, 11, 25, 29, 55, 79, 101, 125, 145, 275, 319, 395, 505, 725, 869, 1111, 1375, 1595, 1975, 2291, 2525, 2929, 3625, 4345, 5555, 7975, 7979, 9875, 11455, 12625, 14645, 21725, 25201, 27775, 32219, 39875, 39895, 57275, 73225, 87769, 108625, 126005, 138875, 161095, 199475, 231391, 286375, 366125, 438845, 630025, 805475, 997375, 1156955, 2194225, 2545301, 3150125, 4027375, 5784775, 10971125, 12726505, 28923875, 63632525, 318162625]

約数ペア:

[(1, 318162625), (5, 63632525), (11, 28923875), (25, 12726505), (29, 10971125), (55, 5784775), (79, 4027375), (101, 3150125), (125, 2545301), (145, 2194225), (275, 1156955), (319, 997375), (395, 805475), (505, 630025), (725, 438845), (869, 366125), (1111, 286375), (1375, 231391), (1595, 199475), (1975, 161095), (2291, 138875), (2525, 126005), (2929, 108625), (3625, 87769), (4345, 73225), (5555, 57275), (7975, 39895), (7979, 39875), (9875, 32219), (11455, 27775), (12625, 25201), (14645, 21725)]