41621840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1291}}^1$

素因数の和:1348

約数の個数: 80

約数和(自身を含む): 107659776

約数和(自身を除く): 66037936

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 496, 520, 620, 806, 1040, 1240, 1291, 1612, 2015, 2480, 2582, 3224, 4030, 5164, 6448, 6455, 8060, 10328, 12910, 16120, 16783, 20656, 25820, 32240, 33566, 40021, 51640, 67132, 80042, 83915, 103280, 134264, 160084, 167830, 200105, 268528, 320168, 335660, 400210, 520273, 640336, 671320, 800420, 1040546, 1342640, 1600840, 2081092, 2601365, 3201680, 4162184, 5202730, 8324368, 10405460, 20810920, 41621840]

約数ペア:

[(1, 41621840), (2, 20810920), (4, 10405460), (5, 8324368), (8, 5202730), (10, 4162184), (13, 3201680), (16, 2601365), (20, 2081092), (26, 1600840), (31, 1342640), (40, 1040546), (52, 800420), (62, 671320), (65, 640336), (80, 520273), (104, 400210), (124, 335660), (130, 320168), (155, 268528), (208, 200105), (248, 167830), (260, 160084), (310, 134264), (403, 103280), (496, 83915), (520, 80042), (620, 67132), (806, 51640), (1040, 40021), (1240, 33566), (1291, 32240), (1612, 25820), (2015, 20656), (2480, 16783), (2582, 16120), (3224, 12910), (4030, 10328), (5164, 8060), (6448, 6455)]