77445440

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1$

素因数の和:296

約数の個数: 112

約数和(自身を含む): 196437504

約数和(自身を除く): 118992064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 37, 40, 62, 64, 74, 80, 124, 148, 155, 160, 185, 211, 248, 296, 310, 320, 370, 422, 496, 592, 620, 740, 844, 992, 1055, 1147, 1184, 1240, 1480, 1688, 1984, 2110, 2294, 2368, 2480, 2960, 3376, 4220, 4588, 4960, 5735, 5920, 6541, 6752, 7807, 8440, 9176, 9920, 11470, 11840, 13082, 13504, 15614, 16880, 18352, 22940, 26164, 31228, 32705, 33760, 36704, 39035, 45880, 52328, 62456, 65410, 67520, 73408, 78070, 91760, 104656, 124912, 130820, 156140, 183520, 209312, 242017, 249824, 261640, 312280, 367040, 418624, 484034, 499648, 523280, 624560, 968068, 1046560, 1210085, 1249120, 1936136, 2093120, 2420170, 2498240, 3872272, 4840340, 7744544, 9680680, 15489088, 19361360, 38722720, 77445440]

約数ペア:

[(1, 77445440), (2, 38722720), (4, 19361360), (5, 15489088), (8, 9680680), (10, 7744544), (16, 4840340), (20, 3872272), (31, 2498240), (32, 2420170), (37, 2093120), (40, 1936136), (62, 1249120), (64, 1210085), (74, 1046560), (80, 968068), (124, 624560), (148, 523280), (155, 499648), (160, 484034), (185, 418624), (211, 367040), (248, 312280), (296, 261640), (310, 249824), (320, 242017), (370, 209312), (422, 183520), (496, 156140), (592, 130820), (620, 124912), (740, 104656), (844, 91760), (992, 78070), (1055, 73408), (1147, 67520), (1184, 65410), (1240, 62456), (1480, 52328), (1688, 45880), (1984, 39035), (2110, 36704), (2294, 33760), (2368, 32705), (2480, 31228), (2960, 26164), (3376, 22940), (4220, 18352), (4588, 16880), (4960, 15614), (5735, 13504), (5920, 13082), (6541, 11840), (6752, 11470), (7807, 9920), (8440, 9176)]