72500320

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{311}}^1$

素因数の和:404

約数の個数: 96

約数和(自身を含む): 181149696

約数和(自身を除く): 108649376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 47, 62, 80, 94, 124, 155, 160, 188, 235, 248, 310, 311, 376, 470, 496, 620, 622, 752, 940, 992, 1240, 1244, 1457, 1504, 1555, 1880, 2480, 2488, 2914, 3110, 3760, 4960, 4976, 5828, 6220, 7285, 7520, 9641, 9952, 11656, 12440, 14570, 14617, 19282, 23312, 24880, 29140, 29234, 38564, 46624, 48205, 49760, 58280, 58468, 73085, 77128, 96410, 116560, 116936, 146170, 154256, 192820, 233120, 233872, 292340, 308512, 385640, 453127, 467744, 584680, 771280, 906254, 1169360, 1542560, 1812508, 2265635, 2338720, 3625016, 4531270, 7250032, 9062540, 14500064, 18125080, 36250160, 72500320]

約数ペア:

[(1, 72500320), (2, 36250160), (4, 18125080), (5, 14500064), (8, 9062540), (10, 7250032), (16, 4531270), (20, 3625016), (31, 2338720), (32, 2265635), (40, 1812508), (47, 1542560), (62, 1169360), (80, 906254), (94, 771280), (124, 584680), (155, 467744), (160, 453127), (188, 385640), (235, 308512), (248, 292340), (310, 233872), (311, 233120), (376, 192820), (470, 154256), (496, 146170), (620, 116936), (622, 116560), (752, 96410), (940, 77128), (992, 73085), (1240, 58468), (1244, 58280), (1457, 49760), (1504, 48205), (1555, 46624), (1880, 38564), (2480, 29234), (2488, 29140), (2914, 24880), (3110, 23312), (3760, 19282), (4960, 14617), (4976, 14570), (5828, 12440), (6220, 11656), (7285, 9952), (7520, 9641)]