78540748

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1$

素因数の和:283

約数の個数: 96

約数和(自身を含む): 176033088

約数和(自身を除く): 97492340

約数列:

[1, 2, 4, 11, 13, 17, 22, 26, 34, 41, 44, 52, 68, 82, 143, 164, 187, 197, 221, 286, 374, 394, 442, 451, 533, 572, 697, 748, 788, 884, 902, 1066, 1394, 1804, 2132, 2167, 2431, 2561, 2788, 3349, 4334, 4862, 5122, 5863, 6698, 7667, 8077, 8668, 9061, 9724, 10244, 11726, 13396, 15334, 16154, 18122, 23452, 28171, 30668, 32308, 36244, 36839, 43537, 56342, 73678, 87074, 88847, 99671, 105001, 112684, 137309, 147356, 174148, 177694, 199342, 210002, 274618, 355388, 398684, 420004, 478907, 549236, 957814, 1155011, 1510399, 1785017, 1915628, 2310022, 3020798, 3570034, 4620044, 6041596, 7140068, 19635187, 39270374, 78540748]

約数ペア:

[(1, 78540748), (2, 39270374), (4, 19635187), (11, 7140068), (13, 6041596), (17, 4620044), (22, 3570034), (26, 3020798), (34, 2310022), (41, 1915628), (44, 1785017), (52, 1510399), (68, 1155011), (82, 957814), (143, 549236), (164, 478907), (187, 420004), (197, 398684), (221, 355388), (286, 274618), (374, 210002), (394, 199342), (442, 177694), (451, 174148), (533, 147356), (572, 137309), (697, 112684), (748, 105001), (788, 99671), (884, 88847), (902, 87074), (1066, 73678), (1394, 56342), (1804, 43537), (2132, 36839), (2167, 36244), (2431, 32308), (2561, 30668), (2788, 28171), (3349, 23452), (4334, 18122), (4862, 16154), (5122, 15334), (5863, 13396), (6698, 11726), (7667, 10244), (8077, 9724), (8668, 9061)]