22188100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{877}}^1$

素因数の和:925

約数の個数: 72

約数和(自身を含む): 54871488

約数和(自身を除く): 32683388

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 25, 44, 46, 50, 55, 92, 100, 110, 115, 220, 230, 253, 275, 460, 506, 550, 575, 877, 1012, 1100, 1150, 1265, 1754, 2300, 2530, 3508, 4385, 5060, 6325, 8770, 9647, 12650, 17540, 19294, 20171, 21925, 25300, 38588, 40342, 43850, 48235, 80684, 87700, 96470, 100855, 192940, 201710, 221881, 241175, 403420, 443762, 482350, 504275, 887524, 964700, 1008550, 1109405, 2017100, 2218810, 4437620, 5547025, 11094050, 22188100]

約数ペア:

[(1, 22188100), (2, 11094050), (4, 5547025), (5, 4437620), (10, 2218810), (11, 2017100), (20, 1109405), (22, 1008550), (23, 964700), (25, 887524), (44, 504275), (46, 482350), (50, 443762), (55, 403420), (92, 241175), (100, 221881), (110, 201710), (115, 192940), (220, 100855), (230, 96470), (253, 87700), (275, 80684), (460, 48235), (506, 43850), (550, 40342), (575, 38588), (877, 25300), (1012, 21925), (1100, 20171), (1150, 19294), (1265, 17540), (1754, 12650), (2300, 9647), (2530, 8770), (3508, 6325), (4385, 5060)]