7420500464

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{877}}^1\times {\mathrm{2141}}^1$

素因数の和:3058

約数の個数: 80

約数和(自身を含む): 16324267680

約数和(自身を除く): 8903767216

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 877, 988, 1754, 1976, 2141, 3508, 3952, 4282, 7016, 8564, 11401, 14032, 16663, 17128, 22802, 27833, 33326, 34256, 40679, 45604, 55666, 66652, 81358, 91208, 111332, 133304, 162716, 182416, 216619, 222664, 266608, 325432, 433238, 445328, 528827, 650864, 866476, 1057654, 1732952, 1877657, 2115308, 3465904, 3755314, 4230616, 7510628, 8461232, 15021256, 24409541, 30042512, 35675483, 48819082, 71350966, 97638164, 142701932, 195276328, 285403864, 390552656, 463781279, 570807728, 927562558, 1855125116, 3710250232, 7420500464]

約数ペア:

[(1, 7420500464), (2, 3710250232), (4, 1855125116), (8, 927562558), (13, 570807728), (16, 463781279), (19, 390552656), (26, 285403864), (38, 195276328), (52, 142701932), (76, 97638164), (104, 71350966), (152, 48819082), (208, 35675483), (247, 30042512), (304, 24409541), (494, 15021256), (877, 8461232), (988, 7510628), (1754, 4230616), (1976, 3755314), (2141, 3465904), (3508, 2115308), (3952, 1877657), (4282, 1732952), (7016, 1057654), (8564, 866476), (11401, 650864), (14032, 528827), (16663, 445328), (17128, 433238), (22802, 325432), (27833, 266608), (33326, 222664), (34256, 216619), (40679, 182416), (45604, 162716), (55666, 133304), (66652, 111332), (81358, 91208)]