163829420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{2969}}^1$

素因数の和:3098

約数の個数: 48

約数和(自身を含む): 359251200

約数和(自身を除く): 195421780

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 89, 124, 155, 178, 310, 356, 445, 620, 890, 1780, 2759, 2969, 5518, 5938, 11036, 11876, 13795, 14845, 27590, 29690, 55180, 59380, 92039, 184078, 264241, 368156, 460195, 528482, 920390, 1056964, 1321205, 1840780, 2642410, 5284820, 8191471, 16382942, 32765884, 40957355, 81914710, 163829420]

約数ペア:

[(1, 163829420), (2, 81914710), (4, 40957355), (5, 32765884), (10, 16382942), (20, 8191471), (31, 5284820), (62, 2642410), (89, 1840780), (124, 1321205), (155, 1056964), (178, 920390), (310, 528482), (356, 460195), (445, 368156), (620, 264241), (890, 184078), (1780, 92039), (2759, 59380), (2969, 55180), (5518, 29690), (5938, 27590), (11036, 14845), (11876, 13795)]