78840780148

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{271}}^1\times {\mathrm{607}}^1\times {\mathrm{709}}^1$

素因数の和:1617

約数の個数: 72

約数和(自身を含む): 150411125760

約数和(自身を除く): 71570345612

約数列:

[1, 2, 4, 13, 26, 52, 169, 271, 338, 542, 607, 676, 709, 1084, 1214, 1418, 2428, 2836, 3523, 7046, 7891, 9217, 14092, 15782, 18434, 31564, 36868, 45799, 91598, 102583, 119821, 164497, 183196, 192139, 205166, 239642, 328994, 384278, 410332, 430363, 479284, 657988, 768556, 860726, 1721452, 2138461, 2497807, 4276922, 4995614, 5594719, 8553844, 9991228, 11189438, 22378876, 27799993, 32471491, 55599986, 64942982, 72731347, 111199972, 116628373, 129885964, 145462694, 233256746, 290925388, 466513492, 1516168849, 3032337698, 6064675396, 19710195037, 39420390074, 78840780148]

約数ペア:

[(1, 78840780148), (2, 39420390074), (4, 19710195037), (13, 6064675396), (26, 3032337698), (52, 1516168849), (169, 466513492), (271, 290925388), (338, 233256746), (542, 145462694), (607, 129885964), (676, 116628373), (709, 111199972), (1084, 72731347), (1214, 64942982), (1418, 55599986), (2428, 32471491), (2836, 27799993), (3523, 22378876), (7046, 11189438), (7891, 9991228), (9217, 8553844), (14092, 5594719), (15782, 4995614), (18434, 4276922), (31564, 2497807), (36868, 2138461), (45799, 1721452), (91598, 860726), (102583, 768556), (119821, 657988), (164497, 479284), (183196, 430363), (192139, 410332), (205166, 384278), (239642, 328994)]