82371280

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{503}}^1$

素因数の和:628

約数の個数: 80

約数和(自身を含む): 202487040

約数和(自身を除く): 120115760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 89, 92, 115, 178, 184, 230, 356, 368, 445, 460, 503, 712, 890, 920, 1006, 1424, 1780, 1840, 2012, 2047, 2515, 3560, 4024, 4094, 5030, 7120, 8048, 8188, 10060, 10235, 11569, 16376, 20120, 20470, 23138, 32752, 40240, 40940, 44767, 46276, 57845, 81880, 89534, 92552, 115690, 163760, 179068, 185104, 223835, 231380, 358136, 447670, 462760, 716272, 895340, 925520, 1029641, 1790680, 2059282, 3581360, 4118564, 5148205, 8237128, 10296410, 16474256, 20592820, 41185640, 82371280]

約数ペア:

[(1, 82371280), (2, 41185640), (4, 20592820), (5, 16474256), (8, 10296410), (10, 8237128), (16, 5148205), (20, 4118564), (23, 3581360), (40, 2059282), (46, 1790680), (80, 1029641), (89, 925520), (92, 895340), (115, 716272), (178, 462760), (184, 447670), (230, 358136), (356, 231380), (368, 223835), (445, 185104), (460, 179068), (503, 163760), (712, 115690), (890, 92552), (920, 89534), (1006, 81880), (1424, 57845), (1780, 46276), (1840, 44767), (2012, 40940), (2047, 40240), (2515, 32752), (3560, 23138), (4024, 20470), (4094, 20120), (5030, 16376), (7120, 11569), (8048, 10235), (8188, 10060)]