31405050

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{541}}^1$

素因数の和:605

約数の個数: 96

約数和(自身を含む): 88714560

約数和(自身を除く): 57309510

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 43, 45, 50, 54, 75, 86, 90, 129, 135, 150, 215, 225, 258, 270, 387, 430, 450, 541, 645, 675, 774, 1075, 1082, 1161, 1290, 1350, 1623, 1935, 2150, 2322, 2705, 3225, 3246, 3870, 4869, 5410, 5805, 6450, 8115, 9675, 9738, 11610, 13525, 14607, 16230, 19350, 23263, 24345, 27050, 29025, 29214, 40575, 46526, 48690, 58050, 69789, 73035, 81150, 116315, 121725, 139578, 146070, 209367, 232630, 243450, 348945, 365175, 418734, 581575, 628101, 697890, 730350, 1046835, 1163150, 1256202, 1744725, 2093670, 3140505, 3489450, 5234175, 6281010, 10468350, 15702525, 31405050]

約数ペア:

[(1, 31405050), (2, 15702525), (3, 10468350), (5, 6281010), (6, 5234175), (9, 3489450), (10, 3140505), (15, 2093670), (18, 1744725), (25, 1256202), (27, 1163150), (30, 1046835), (43, 730350), (45, 697890), (50, 628101), (54, 581575), (75, 418734), (86, 365175), (90, 348945), (129, 243450), (135, 232630), (150, 209367), (215, 146070), (225, 139578), (258, 121725), (270, 116315), (387, 81150), (430, 73035), (450, 69789), (541, 58050), (645, 48690), (675, 46526), (774, 40575), (1075, 29214), (1082, 29025), (1161, 27050), (1290, 24345), (1350, 23263), (1623, 19350), (1935, 16230), (2150, 14607), (2322, 13525), (2705, 11610), (3225, 9738), (3246, 9675), (3870, 8115), (4869, 6450), (5410, 5805)]