78246740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{251}}^1$

素因数の和:393

約数の個数: 96

約数和(自身を含む): 195592320

約数和(自身を除く): 117345580

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 109, 110, 130, 143, 218, 220, 251, 260, 286, 436, 502, 545, 572, 715, 1004, 1090, 1199, 1255, 1417, 1430, 2180, 2398, 2510, 2761, 2834, 2860, 3263, 4796, 5020, 5522, 5668, 5995, 6526, 7085, 11044, 11990, 13052, 13805, 14170, 15587, 16315, 23980, 27359, 27610, 28340, 31174, 32630, 35893, 54718, 55220, 62348, 65260, 71786, 77935, 109436, 136795, 143572, 155870, 179465, 273590, 300949, 311740, 355667, 358930, 547180, 601898, 711334, 717860, 1203796, 1422668, 1504745, 1778335, 3009490, 3556670, 3912337, 6018980, 7113340, 7824674, 15649348, 19561685, 39123370, 78246740]

約数ペア:

[(1, 78246740), (2, 39123370), (4, 19561685), (5, 15649348), (10, 7824674), (11, 7113340), (13, 6018980), (20, 3912337), (22, 3556670), (26, 3009490), (44, 1778335), (52, 1504745), (55, 1422668), (65, 1203796), (109, 717860), (110, 711334), (130, 601898), (143, 547180), (218, 358930), (220, 355667), (251, 311740), (260, 300949), (286, 273590), (436, 179465), (502, 155870), (545, 143572), (572, 136795), (715, 109436), (1004, 77935), (1090, 71786), (1199, 65260), (1255, 62348), (1417, 55220), (1430, 54718), (2180, 35893), (2398, 32630), (2510, 31174), (2761, 28340), (2834, 27610), (2860, 27359), (3263, 23980), (4796, 16315), (5020, 15587), (5522, 14170), (5668, 13805), (5995, 13052), (6526, 11990), (7085, 11044)]