164525680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1$

素因数の和:255

約数の個数: 160

約数和(自身を含む): 445114368

約数和(自身を除く): 280588688

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 37, 40, 44, 55, 62, 74, 80, 88, 110, 124, 148, 155, 163, 176, 185, 220, 248, 296, 310, 326, 341, 370, 407, 440, 496, 592, 620, 652, 682, 740, 814, 815, 880, 1147, 1240, 1304, 1364, 1480, 1628, 1630, 1705, 1793, 2035, 2294, 2480, 2608, 2728, 2960, 3256, 3260, 3410, 3586, 4070, 4588, 5053, 5456, 5735, 6031, 6512, 6520, 6820, 7172, 8140, 8965, 9176, 10106, 11470, 12062, 12617, 13040, 13640, 14344, 16280, 17930, 18352, 20212, 22940, 24124, 25234, 25265, 27280, 28688, 30155, 32560, 35860, 40424, 45880, 48248, 50468, 50530, 55583, 60310, 63085, 66341, 71720, 80848, 91760, 96496, 100936, 101060, 111166, 120620, 126170, 132682, 143440, 186961, 201872, 202120, 222332, 241240, 252340, 265364, 277915, 331705, 373922, 404240, 444664, 482480, 504680, 530728, 555830, 663410, 747844, 889328, 934805, 1009360, 1061456, 1111660, 1326820, 1495688, 1869610, 2056571, 2223320, 2653640, 2991376, 3739220, 4113142, 4446640, 5307280, 7478440, 8226284, 10282855, 14956880, 16452568, 20565710, 32905136, 41131420, 82262840, 164525680]

約数ペア:

[(1, 164525680), (2, 82262840), (4, 41131420), (5, 32905136), (8, 20565710), (10, 16452568), (11, 14956880), (16, 10282855), (20, 8226284), (22, 7478440), (31, 5307280), (37, 4446640), (40, 4113142), (44, 3739220), (55, 2991376), (62, 2653640), (74, 2223320), (80, 2056571), (88, 1869610), (110, 1495688), (124, 1326820), (148, 1111660), (155, 1061456), (163, 1009360), (176, 934805), (185, 889328), (220, 747844), (248, 663410), (296, 555830), (310, 530728), (326, 504680), (341, 482480), (370, 444664), (407, 404240), (440, 373922), (496, 331705), (592, 277915), (620, 265364), (652, 252340), (682, 241240), (740, 222332), (814, 202120), (815, 201872), (880, 186961), (1147, 143440), (1240, 132682), (1304, 126170), (1364, 120620), (1480, 111166), (1628, 101060), (1630, 100936), (1705, 96496), (1793, 91760), (2035, 80848), (2294, 71720), (2480, 66341), (2608, 63085), (2728, 60310), (2960, 55583), (3256, 50530), (3260, 50468), (3410, 48248), (3586, 45880), (4070, 40424), (4588, 35860), (5053, 32560), (5456, 30155), (5735, 28688), (6031, 27280), (6512, 25265), (6520, 25234), (6820, 24124), (7172, 22940), (8140, 20212), (8965, 18352), (9176, 17930), (10106, 16280), (11470, 14344), (12062, 13640), (12617, 13040)]