25277640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{12391}}^1$

素因数の和:12422

約数の個数: 64

約数和(自身を含む): 80300160

約数和(自身を除く): 55022520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 12391, 24782, 37173, 49564, 61955, 74346, 99128, 123910, 148692, 185865, 210647, 247820, 297384, 371730, 421294, 495640, 631941, 743460, 842588, 1053235, 1263882, 1486920, 1685176, 2106470, 2527764, 3159705, 4212940, 5055528, 6319410, 8425880, 12638820, 25277640]

約数ペア:

[(1, 25277640), (2, 12638820), (3, 8425880), (4, 6319410), (5, 5055528), (6, 4212940), (8, 3159705), (10, 2527764), (12, 2106470), (15, 1685176), (17, 1486920), (20, 1263882), (24, 1053235), (30, 842588), (34, 743460), (40, 631941), (51, 495640), (60, 421294), (68, 371730), (85, 297384), (102, 247820), (120, 210647), (136, 185865), (170, 148692), (204, 123910), (255, 99128), (340, 74346), (408, 61955), (510, 49564), (680, 37173), (1020, 24782), (2040, 12391)]