25441390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1$

素因数の和:217

約数の個数: 64

約数和(自身を含む): 52254720

約数和(自身を除く): 26813330

約数列:

[1, 2, 5, 10, 13, 26, 31, 59, 62, 65, 107, 118, 130, 155, 214, 295, 310, 403, 535, 590, 767, 806, 1070, 1391, 1534, 1829, 2015, 2782, 3317, 3658, 3835, 4030, 6313, 6634, 6955, 7670, 9145, 12626, 13910, 16585, 18290, 23777, 31565, 33170, 43121, 47554, 63130, 82069, 86242, 118885, 164138, 195703, 215605, 237770, 391406, 410345, 431210, 820690, 978515, 1957030, 2544139, 5088278, 12720695, 25441390]

約数ペア:

[(1, 25441390), (2, 12720695), (5, 5088278), (10, 2544139), (13, 1957030), (26, 978515), (31, 820690), (59, 431210), (62, 410345), (65, 391406), (107, 237770), (118, 215605), (130, 195703), (155, 164138), (214, 118885), (295, 86242), (310, 82069), (403, 63130), (535, 47554), (590, 43121), (767, 33170), (806, 31565), (1070, 23777), (1391, 18290), (1534, 16585), (1829, 13910), (2015, 12626), (2782, 9145), (3317, 7670), (3658, 6955), (3835, 6634), (4030, 6313)]