25279540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{8839}}^1$

素因数の和:8872

約数の個数: 48

約数和(自身を含む): 62375040

約数和(自身を除く): 37095500

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 8839, 17678, 35356, 44195, 88390, 97229, 114907, 176780, 194458, 229814, 388916, 459628, 486145, 574535, 972290, 1149070, 1263977, 1944580, 2298140, 2527954, 5055908, 6319885, 12639770, 25279540]

約数ペア:

[(1, 25279540), (2, 12639770), (4, 6319885), (5, 5055908), (10, 2527954), (11, 2298140), (13, 1944580), (20, 1263977), (22, 1149070), (26, 972290), (44, 574535), (52, 486145), (55, 459628), (65, 388916), (110, 229814), (130, 194458), (143, 176780), (220, 114907), (260, 97229), (286, 88390), (572, 44195), (715, 35356), (1430, 17678), (2860, 8839)]