20144002850

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{38083}}^1$

素因数の和:38315

約数の個数: 48

約数和(自身を含む): 38251569600

約数和(自身を除く): 18107566750

約数列:

[1, 2, 5, 10, 25, 50, 71, 142, 149, 298, 355, 710, 745, 1490, 1775, 3550, 3725, 7450, 10579, 21158, 38083, 52895, 76166, 105790, 190415, 264475, 380830, 528950, 952075, 1904150, 2703893, 5407786, 5674367, 11348734, 13519465, 27038930, 28371835, 56743670, 67597325, 135194650, 141859175, 283718350, 402880057, 805760114, 2014400285, 4028800570, 10072001425, 20144002850]

約数ペア:

[(1, 20144002850), (2, 10072001425), (5, 4028800570), (10, 2014400285), (25, 805760114), (50, 402880057), (71, 283718350), (142, 141859175), (149, 135194650), (298, 67597325), (355, 56743670), (710, 28371835), (745, 27038930), (1490, 13519465), (1775, 11348734), (3550, 5674367), (3725, 5407786), (7450, 2703893), (10579, 1904150), (21158, 952075), (38083, 528950), (52895, 380830), (76166, 264475), (105790, 190415)]