69573920

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:155

約数の個数: 144

約数和(自身を含む): 185939712

約数和(自身を除く): 116365792

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 65, 80, 83, 104, 124, 130, 155, 160, 166, 169, 208, 248, 260, 310, 332, 338, 403, 415, 416, 496, 520, 620, 664, 676, 806, 830, 845, 992, 1040, 1079, 1240, 1328, 1352, 1612, 1660, 1690, 2015, 2080, 2158, 2480, 2573, 2656, 2704, 3224, 3320, 3380, 4030, 4316, 4960, 5146, 5239, 5395, 5408, 6448, 6640, 6760, 8060, 8632, 10292, 10478, 10790, 12865, 12896, 13280, 13520, 14027, 16120, 17264, 20584, 20956, 21580, 25730, 26195, 27040, 28054, 32240, 33449, 34528, 41168, 41912, 43160, 51460, 52390, 56108, 64480, 66898, 70135, 82336, 83824, 86320, 102920, 104780, 112216, 133796, 140270, 167245, 167648, 172640, 205840, 209560, 224432, 267592, 280540, 334490, 411680, 419120, 434837, 448864, 535184, 561080, 668980, 838240, 869674, 1070368, 1122160, 1337960, 1739348, 2174185, 2244320, 2675920, 3478696, 4348370, 5351840, 6957392, 8696740, 13914784, 17393480, 34786960, 69573920]

約数ペア:

[(1, 69573920), (2, 34786960), (4, 17393480), (5, 13914784), (8, 8696740), (10, 6957392), (13, 5351840), (16, 4348370), (20, 3478696), (26, 2675920), (31, 2244320), (32, 2174185), (40, 1739348), (52, 1337960), (62, 1122160), (65, 1070368), (80, 869674), (83, 838240), (104, 668980), (124, 561080), (130, 535184), (155, 448864), (160, 434837), (166, 419120), (169, 411680), (208, 334490), (248, 280540), (260, 267592), (310, 224432), (332, 209560), (338, 205840), (403, 172640), (415, 167648), (416, 167245), (496, 140270), (520, 133796), (620, 112216), (664, 104780), (676, 102920), (806, 86320), (830, 83824), (845, 82336), (992, 70135), (1040, 66898), (1079, 64480), (1240, 56108), (1328, 52390), (1352, 51460), (1612, 43160), (1660, 41912), (1690, 41168), (2015, 34528), (2080, 33449), (2158, 32240), (2480, 28054), (2573, 27040), (2656, 26195), (2704, 25730), (3224, 21580), (3320, 20956), (3380, 20584), (4030, 17264), (4316, 16120), (4960, 14027), (5146, 13520), (5239, 13280), (5395, 12896), (5408, 12865), (6448, 10790), (6640, 10478), (6760, 10292), (8060, 8632)]