68249584

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1$

素因数の和:266

約数の個数: 80

約数和(自身を含む): 149615424

約数和(自身を除く): 81365840

約数列:

[1, 2, 4, 8, 13, 16, 26, 41, 52, 53, 82, 104, 106, 151, 164, 208, 212, 302, 328, 424, 533, 604, 656, 689, 848, 1066, 1208, 1378, 1963, 2132, 2173, 2416, 2756, 3926, 4264, 4346, 5512, 6191, 7852, 8003, 8528, 8692, 11024, 12382, 15704, 16006, 17384, 24764, 28249, 31408, 32012, 34768, 49528, 56498, 64024, 80483, 99056, 104039, 112996, 128048, 160966, 208078, 225992, 321932, 328123, 416156, 451984, 643864, 656246, 832312, 1287728, 1312492, 1664624, 2624984, 4265599, 5249968, 8531198, 17062396, 34124792, 68249584]

約数ペア:

[(1, 68249584), (2, 34124792), (4, 17062396), (8, 8531198), (13, 5249968), (16, 4265599), (26, 2624984), (41, 1664624), (52, 1312492), (53, 1287728), (82, 832312), (104, 656246), (106, 643864), (151, 451984), (164, 416156), (208, 328123), (212, 321932), (302, 225992), (328, 208078), (424, 160966), (533, 128048), (604, 112996), (656, 104039), (689, 99056), (848, 80483), (1066, 64024), (1208, 56498), (1378, 49528), (1963, 34768), (2132, 32012), (2173, 31408), (2416, 28249), (2756, 24764), (3926, 17384), (4264, 16006), (4346, 15704), (5512, 12382), (6191, 11024), (7852, 8692), (8003, 8528)]