208737100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{1327}}^1$

素因数の和:1376

約数の個数: 108

約数和(自身を含む): 536583712

約数和(自身を除く): 327846612

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 25, 26, 44, 50, 52, 55, 65, 100, 110, 121, 130, 143, 220, 242, 260, 275, 286, 325, 484, 550, 572, 605, 650, 715, 1100, 1210, 1300, 1327, 1430, 1573, 2420, 2654, 2860, 3025, 3146, 3575, 5308, 6050, 6292, 6635, 7150, 7865, 12100, 13270, 14300, 14597, 15730, 17251, 26540, 29194, 31460, 33175, 34502, 39325, 58388, 66350, 69004, 72985, 78650, 86255, 132700, 145970, 157300, 160567, 172510, 189761, 291940, 321134, 345020, 364925, 379522, 431275, 642268, 729850, 759044, 802835, 862550, 948805, 1459700, 1605670, 1725100, 1897610, 2087371, 3211340, 3795220, 4014175, 4174742, 4744025, 8028350, 8349484, 9488050, 10436855, 16056700, 18976100, 20873710, 41747420, 52184275, 104368550, 208737100]

約数ペア:

[(1, 208737100), (2, 104368550), (4, 52184275), (5, 41747420), (10, 20873710), (11, 18976100), (13, 16056700), (20, 10436855), (22, 9488050), (25, 8349484), (26, 8028350), (44, 4744025), (50, 4174742), (52, 4014175), (55, 3795220), (65, 3211340), (100, 2087371), (110, 1897610), (121, 1725100), (130, 1605670), (143, 1459700), (220, 948805), (242, 862550), (260, 802835), (275, 759044), (286, 729850), (325, 642268), (484, 431275), (550, 379522), (572, 364925), (605, 345020), (650, 321134), (715, 291940), (1100, 189761), (1210, 172510), (1300, 160567), (1327, 157300), (1430, 145970), (1573, 132700), (2420, 86255), (2654, 78650), (2860, 72985), (3025, 69004), (3146, 66350), (3575, 58388), (5308, 39325), (6050, 34502), (6292, 33175), (6635, 31460), (7150, 29194), (7865, 26540), (12100, 17251), (13270, 15730), (14300, 14597)]