26533520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{823}}^1$

素因数の和:880

約数の個数: 80

約数和(自身を含む): 68662272

約数和(自身を除く): 42128752

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, 823, 1040, 1240, 1612, 1646, 2015, 2480, 3224, 3292, 4030, 4115, 6448, 6584, 8060, 8230, 10699, 13168, 16120, 16460, 21398, 25513, 32240, 32920, 42796, 51026, 53495, 65840, 85592, 102052, 106990, 127565, 171184, 204104, 213980, 255130, 331669, 408208, 427960, 510260, 663338, 855920, 1020520, 1326676, 1658345, 2041040, 2653352, 3316690, 5306704, 6633380, 13266760, 26533520]

約数ペア:

[(1, 26533520), (2, 13266760), (4, 6633380), (5, 5306704), (8, 3316690), (10, 2653352), (13, 2041040), (16, 1658345), (20, 1326676), (26, 1020520), (31, 855920), (40, 663338), (52, 510260), (62, 427960), (65, 408208), (80, 331669), (104, 255130), (124, 213980), (130, 204104), (155, 171184), (208, 127565), (248, 106990), (260, 102052), (310, 85592), (403, 65840), (496, 53495), (520, 51026), (620, 42796), (806, 32920), (823, 32240), (1040, 25513), (1240, 21398), (1612, 16460), (1646, 16120), (2015, 13168), (2480, 10699), (3224, 8230), (3292, 8060), (4030, 6584), (4115, 6448)]