90173988

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{167}}^1\times {\mathrm{283}}^1$

素因数の和:513

約数の個数: 72

約数和(自身を含む): 234456768

約数和(自身を除く): 144282780

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 167, 212, 283, 318, 334, 477, 501, 566, 636, 668, 849, 954, 1002, 1132, 1503, 1698, 1908, 2004, 2547, 3006, 3396, 5094, 6012, 8851, 10188, 14999, 17702, 26553, 29998, 35404, 44997, 47261, 53106, 59996, 79659, 89994, 94522, 106212, 134991, 141783, 159318, 179988, 189044, 269982, 283566, 318636, 425349, 539964, 567132, 850698, 1701396, 2504833, 5009666, 7514499, 10019332, 15028998, 22543497, 30057996, 45086994, 90173988]

約数ペア:

[(1, 90173988), (2, 45086994), (3, 30057996), (4, 22543497), (6, 15028998), (9, 10019332), (12, 7514499), (18, 5009666), (36, 2504833), (53, 1701396), (106, 850698), (159, 567132), (167, 539964), (212, 425349), (283, 318636), (318, 283566), (334, 269982), (477, 189044), (501, 179988), (566, 159318), (636, 141783), (668, 134991), (849, 106212), (954, 94522), (1002, 89994), (1132, 79659), (1503, 59996), (1698, 53106), (1908, 47261), (2004, 44997), (2547, 35404), (3006, 29998), (3396, 26553), (5094, 17702), (6012, 14999), (8851, 10188)]