66870858100

素因数分解:

$2^2\times 5^2\times {\mathrm{167}}^1\times {\mathrm{1283}}^1\times {\mathrm{3121}}^1$

素因数の和:4585

約数の個数: 72

約数和(自身を含む): 146139271488

約数和(自身を除く): 79268413388

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 167, 334, 668, 835, 1283, 1670, 2566, 3121, 3340, 4175, 5132, 6242, 6415, 8350, 12484, 12830, 15605, 16700, 25660, 31210, 32075, 62420, 64150, 78025, 128300, 156050, 214261, 312100, 428522, 521207, 857044, 1042414, 1071305, 2084828, 2142610, 2606035, 4004243, 4285220, 5212070, 5356525, 8008486, 10424140, 10713050, 13030175, 16016972, 20021215, 21426100, 26060350, 40042430, 52120700, 80084860, 100106075, 200212150, 400424300, 668708581, 1337417162, 2674834324, 3343542905, 6687085810, 13374171620, 16717714525, 33435429050, 66870858100]

約数ペア:

[(1, 66870858100), (2, 33435429050), (4, 16717714525), (5, 13374171620), (10, 6687085810), (20, 3343542905), (25, 2674834324), (50, 1337417162), (100, 668708581), (167, 400424300), (334, 200212150), (668, 100106075), (835, 80084860), (1283, 52120700), (1670, 40042430), (2566, 26060350), (3121, 21426100), (3340, 20021215), (4175, 16016972), (5132, 13030175), (6242, 10713050), (6415, 10424140), (8350, 8008486), (12484, 5356525), (12830, 5212070), (15605, 4285220), (16700, 4004243), (25660, 2606035), (31210, 2142610), (32075, 2084828), (62420, 1071305), (64150, 1042414), (78025, 857044), (128300, 521207), (156050, 428522), (214261, 312100)]