259496775

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{601}}^1$

素因数の和:737

約数の個数: 72

約数和(自身を含む): 494916240

約数和(自身を除く): 235419465

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 57, 75, 95, 101, 171, 225, 285, 303, 475, 505, 601, 855, 909, 1425, 1515, 1803, 1919, 2525, 3005, 4275, 4545, 5409, 5757, 7575, 9015, 9595, 11419, 15025, 17271, 22725, 27045, 28785, 34257, 45075, 47975, 57095, 60701, 86355, 102771, 135225, 143925, 171285, 182103, 285475, 303505, 431775, 513855, 546309, 856425, 910515, 1153319, 1517525, 2569275, 2731545, 3459957, 4552575, 5766595, 10379871, 13657725, 17299785, 28832975, 51899355, 86498925, 259496775]

約数ペア:

[(1, 259496775), (3, 86498925), (5, 51899355), (9, 28832975), (15, 17299785), (19, 13657725), (25, 10379871), (45, 5766595), (57, 4552575), (75, 3459957), (95, 2731545), (101, 2569275), (171, 1517525), (225, 1153319), (285, 910515), (303, 856425), (475, 546309), (505, 513855), (601, 431775), (855, 303505), (909, 285475), (1425, 182103), (1515, 171285), (1803, 143925), (1919, 135225), (2525, 102771), (3005, 86355), (4275, 60701), (4545, 57095), (5409, 47975), (5757, 45075), (7575, 34257), (9015, 28785), (9595, 27045), (11419, 22725), (15025, 17271)]