53782340

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{179}}^1\times {\mathrm{181}}^1$

素因数の和:452

約数の個数: 48

約数和(自身を含む): 115577280

約数和(自身を除く): 61794940

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 179, 181, 332, 358, 362, 415, 716, 724, 830, 895, 905, 1660, 1790, 1810, 3580, 3620, 14857, 15023, 29714, 30046, 32399, 59428, 60092, 64798, 74285, 75115, 129596, 148570, 150230, 161995, 297140, 300460, 323990, 647980, 2689117, 5378234, 10756468, 13445585, 26891170, 53782340]

約数ペア:

[(1, 53782340), (2, 26891170), (4, 13445585), (5, 10756468), (10, 5378234), (20, 2689117), (83, 647980), (166, 323990), (179, 300460), (181, 297140), (332, 161995), (358, 150230), (362, 148570), (415, 129596), (716, 75115), (724, 74285), (830, 64798), (895, 60092), (905, 59428), (1660, 32399), (1790, 30046), (1810, 29714), (3580, 15023), (3620, 14857)]