28135250

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{787}}^1$

素因数の和:828

約数の個数: 64

約数和(自身を含む): 61955712

約数和(自身を除く): 33820462

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 110, 125, 130, 143, 250, 275, 286, 325, 550, 650, 715, 787, 1375, 1430, 1574, 1625, 2750, 3250, 3575, 3935, 7150, 7870, 8657, 10231, 17314, 17875, 19675, 20462, 35750, 39350, 43285, 51155, 86570, 98375, 102310, 112541, 196750, 216425, 225082, 255775, 432850, 511550, 562705, 1082125, 1125410, 1278875, 2164250, 2557750, 2813525, 5627050, 14067625, 28135250]

約数ペア:

[(1, 28135250), (2, 14067625), (5, 5627050), (10, 2813525), (11, 2557750), (13, 2164250), (22, 1278875), (25, 1125410), (26, 1082125), (50, 562705), (55, 511550), (65, 432850), (110, 255775), (125, 225082), (130, 216425), (143, 196750), (250, 112541), (275, 102310), (286, 98375), (325, 86570), (550, 51155), (650, 43285), (715, 39350), (787, 35750), (1375, 20462), (1430, 19675), (1574, 17875), (1625, 17314), (2750, 10231), (3250, 8657), (3575, 7870), (3935, 7150)]