55988480

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:152

約数の個数: 144

約数和(自身を含む): 148345344

約数和(自身を除く): 92356864

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 32, 34, 40, 62, 64, 68, 80, 83, 85, 124, 128, 136, 155, 160, 166, 170, 248, 256, 272, 310, 320, 332, 340, 415, 496, 527, 544, 620, 640, 664, 680, 830, 992, 1054, 1088, 1240, 1280, 1328, 1360, 1411, 1660, 1984, 2108, 2176, 2480, 2573, 2635, 2656, 2720, 2822, 3320, 3968, 4216, 4352, 4960, 5146, 5270, 5312, 5440, 5644, 6640, 7055, 7936, 8432, 9920, 10292, 10540, 10624, 10880, 11288, 12865, 13280, 14110, 16864, 19840, 20584, 21080, 21248, 21760, 22576, 25730, 26560, 28220, 33728, 39680, 41168, 42160, 43741, 45152, 51460, 53120, 56440, 67456, 82336, 84320, 87482, 90304, 102920, 106240, 112880, 134912, 164672, 168640, 174964, 180608, 205840, 218705, 225760, 329344, 337280, 349928, 361216, 411680, 437410, 451520, 658688, 674560, 699856, 823360, 874820, 903040, 1399712, 1646720, 1749640, 1806080, 2799424, 3293440, 3499280, 5598848, 6998560, 11197696, 13997120, 27994240, 55988480]

約数ペア:

[(1, 55988480), (2, 27994240), (4, 13997120), (5, 11197696), (8, 6998560), (10, 5598848), (16, 3499280), (17, 3293440), (20, 2799424), (31, 1806080), (32, 1749640), (34, 1646720), (40, 1399712), (62, 903040), (64, 874820), (68, 823360), (80, 699856), (83, 674560), (85, 658688), (124, 451520), (128, 437410), (136, 411680), (155, 361216), (160, 349928), (166, 337280), (170, 329344), (248, 225760), (256, 218705), (272, 205840), (310, 180608), (320, 174964), (332, 168640), (340, 164672), (415, 134912), (496, 112880), (527, 106240), (544, 102920), (620, 90304), (640, 87482), (664, 84320), (680, 82336), (830, 67456), (992, 56440), (1054, 53120), (1088, 51460), (1240, 45152), (1280, 43741), (1328, 42160), (1360, 41168), (1411, 39680), (1660, 33728), (1984, 28220), (2108, 26560), (2176, 25730), (2480, 22576), (2573, 21760), (2635, 21248), (2656, 21080), (2720, 20584), (2822, 19840), (3320, 16864), (3968, 14110), (4216, 13280), (4352, 12865), (4960, 11288), (5146, 10880), (5270, 10624), (5312, 10540), (5440, 10292), (5644, 9920), (6640, 8432), (7055, 7936)]