1708976680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{81071}}^1$

素因数の和:81130

約数の個数: 64

約数和(自身を含む): 4202772480

約数和(自身を除く): 2493795800

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 31, 34, 40, 62, 68, 85, 124, 136, 155, 170, 248, 310, 340, 527, 620, 680, 1054, 1240, 2108, 2635, 4216, 5270, 10540, 21080, 81071, 162142, 324284, 405355, 648568, 810710, 1378207, 1621420, 2513201, 2756414, 3242840, 5026402, 5512828, 6891035, 10052804, 11025656, 12566005, 13782070, 20105608, 25132010, 27564140, 42724417, 50264020, 55128280, 85448834, 100528040, 170897668, 213622085, 341795336, 427244170, 854488340, 1708976680]

約数ペア:

[(1, 1708976680), (2, 854488340), (4, 427244170), (5, 341795336), (8, 213622085), (10, 170897668), (17, 100528040), (20, 85448834), (31, 55128280), (34, 50264020), (40, 42724417), (62, 27564140), (68, 25132010), (85, 20105608), (124, 13782070), (136, 12566005), (155, 11025656), (170, 10052804), (248, 6891035), (310, 5512828), (340, 5026402), (527, 3242840), (620, 2756414), (680, 2513201), (1054, 1621420), (1240, 1378207), (2108, 810710), (2635, 648568), (4216, 405355), (5270, 324284), (10540, 162142), (21080, 81071)]