163318912

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{521}}^1$

素因数の和:645

約数の個数: 64

約数和(自身を含む): 340761600

約数和(自身を除く): 177442688

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 79, 124, 128, 158, 248, 316, 496, 521, 632, 992, 1042, 1264, 1984, 2084, 2449, 2528, 3968, 4168, 4898, 5056, 8336, 9796, 10112, 16151, 16672, 19592, 32302, 33344, 39184, 41159, 64604, 66688, 78368, 82318, 129208, 156736, 164636, 258416, 313472, 329272, 516832, 658544, 1033664, 1275929, 1317088, 2067328, 2551858, 2634176, 5103716, 5268352, 10207432, 20414864, 40829728, 81659456, 163318912]

約数ペア:

[(1, 163318912), (2, 81659456), (4, 40829728), (8, 20414864), (16, 10207432), (31, 5268352), (32, 5103716), (62, 2634176), (64, 2551858), (79, 2067328), (124, 1317088), (128, 1275929), (158, 1033664), (248, 658544), (316, 516832), (496, 329272), (521, 313472), (632, 258416), (992, 164636), (1042, 156736), (1264, 129208), (1984, 82318), (2084, 78368), (2449, 66688), (2528, 64604), (3968, 41159), (4168, 39184), (4898, 33344), (5056, 32302), (8336, 19592), (9796, 16672), (10112, 16151)]