78453960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{50291}}^1$

素因数の和:50318

約数の個数: 64

約数和(自身を含む): 253471680

約数和(自身を除く): 175017720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 50291, 100582, 150873, 201164, 251455, 301746, 402328, 502910, 603492, 653783, 754365, 1005820, 1206984, 1307566, 1508730, 1961349, 2011640, 2615132, 3017460, 3268915, 3922698, 5230264, 6034920, 6537830, 7845396, 9806745, 13075660, 15690792, 19613490, 26151320, 39226980, 78453960]

約数ペア:

[(1, 78453960), (2, 39226980), (3, 26151320), (4, 19613490), (5, 15690792), (6, 13075660), (8, 9806745), (10, 7845396), (12, 6537830), (13, 6034920), (15, 5230264), (20, 3922698), (24, 3268915), (26, 3017460), (30, 2615132), (39, 2011640), (40, 1961349), (52, 1508730), (60, 1307566), (65, 1206984), (78, 1005820), (104, 754365), (120, 653783), (130, 603492), (156, 502910), (195, 402328), (260, 301746), (312, 251455), (390, 201164), (520, 150873), (780, 100582), (1560, 50291)]