64606880

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{349}}^1$

素因数の和:466

約数の個数: 96

約数和(自身を含む): 166698000

約数和(自身を除く): 102091120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 89, 104, 130, 160, 178, 208, 260, 349, 356, 416, 445, 520, 698, 712, 890, 1040, 1157, 1396, 1424, 1745, 1780, 2080, 2314, 2792, 2848, 3490, 3560, 4537, 4628, 5584, 5785, 6980, 7120, 9074, 9256, 11168, 11570, 13960, 14240, 18148, 18512, 22685, 23140, 27920, 31061, 36296, 37024, 45370, 46280, 55840, 62122, 72592, 90740, 92560, 124244, 145184, 155305, 181480, 185120, 248488, 310610, 362960, 403793, 496976, 621220, 725920, 807586, 993952, 1242440, 1615172, 2018965, 2484880, 3230344, 4037930, 4969760, 6460688, 8075860, 12921376, 16151720, 32303440, 64606880]

約数ペア:

[(1, 64606880), (2, 32303440), (4, 16151720), (5, 12921376), (8, 8075860), (10, 6460688), (13, 4969760), (16, 4037930), (20, 3230344), (26, 2484880), (32, 2018965), (40, 1615172), (52, 1242440), (65, 993952), (80, 807586), (89, 725920), (104, 621220), (130, 496976), (160, 403793), (178, 362960), (208, 310610), (260, 248488), (349, 185120), (356, 181480), (416, 155305), (445, 145184), (520, 124244), (698, 92560), (712, 90740), (890, 72592), (1040, 62122), (1157, 55840), (1396, 46280), (1424, 45370), (1745, 37024), (1780, 36296), (2080, 31061), (2314, 27920), (2792, 23140), (2848, 22685), (3490, 18512), (3560, 18148), (4537, 14240), (4628, 13960), (5584, 11570), (5785, 11168), (6980, 9256), (7120, 9074)]