78169910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:238

約数の個数: 128

約数和(自身を含む): 190439424

約数和(自身を除く): 112269514

約数列:

[1, 2, 5, 7, 10, 13, 14, 17, 26, 31, 34, 35, 62, 65, 70, 85, 91, 119, 130, 155, 163, 170, 182, 217, 221, 238, 310, 326, 403, 434, 442, 455, 527, 595, 806, 815, 910, 1054, 1085, 1105, 1141, 1190, 1547, 1630, 2015, 2119, 2170, 2210, 2282, 2635, 2771, 2821, 3094, 3689, 4030, 4238, 5053, 5270, 5542, 5642, 5705, 6851, 7378, 7735, 10106, 10595, 11410, 13702, 13855, 14105, 14833, 15470, 18445, 19397, 21190, 25265, 27710, 28210, 29666, 34255, 35371, 36023, 36890, 38794, 47957, 50530, 65689, 68510, 70742, 72046, 74165, 85901, 95914, 96985, 131378, 148330, 171802, 176855, 180115, 193970, 239785, 252161, 328445, 353710, 360230, 429505, 459823, 479570, 504322, 601307, 656890, 859010, 919646, 1116713, 1202614, 1260805, 2233426, 2299115, 2521610, 3006535, 4598230, 5583565, 6013070, 7816991, 11167130, 15633982, 39084955, 78169910]

約数ペア:

[(1, 78169910), (2, 39084955), (5, 15633982), (7, 11167130), (10, 7816991), (13, 6013070), (14, 5583565), (17, 4598230), (26, 3006535), (31, 2521610), (34, 2299115), (35, 2233426), (62, 1260805), (65, 1202614), (70, 1116713), (85, 919646), (91, 859010), (119, 656890), (130, 601307), (155, 504322), (163, 479570), (170, 459823), (182, 429505), (217, 360230), (221, 353710), (238, 328445), (310, 252161), (326, 239785), (403, 193970), (434, 180115), (442, 176855), (455, 171802), (527, 148330), (595, 131378), (806, 96985), (815, 95914), (910, 85901), (1054, 74165), (1085, 72046), (1105, 70742), (1141, 68510), (1190, 65689), (1547, 50530), (1630, 47957), (2015, 38794), (2119, 36890), (2170, 36023), (2210, 35371), (2282, 34255), (2635, 29666), (2771, 28210), (2821, 27710), (3094, 25265), (3689, 21190), (4030, 19397), (4238, 18445), (5053, 15470), (5270, 14833), (5542, 14105), (5642, 13855), (5705, 13702), (6851, 11410), (7378, 10595), (7735, 10106)]