71916975

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1069}}^1$

素因数の和:1121

約数の個数: 72

約数和(自身を含む): 144886560

約数和(自身を除く): 72969585

約数列:

[1, 3, 5, 9, 13, 15, 23, 25, 39, 45, 65, 69, 75, 115, 117, 195, 207, 225, 299, 325, 345, 575, 585, 897, 975, 1035, 1069, 1495, 1725, 2691, 2925, 3207, 4485, 5175, 5345, 7475, 9621, 13455, 13897, 16035, 22425, 24587, 26725, 41691, 48105, 67275, 69485, 73761, 80175, 122935, 125073, 208455, 221283, 240525, 319631, 347425, 368805, 614675, 625365, 958893, 1042275, 1106415, 1598155, 1844025, 2876679, 3126825, 4794465, 5532075, 7990775, 14383395, 23972325, 71916975]

約数ペア:

[(1, 71916975), (3, 23972325), (5, 14383395), (9, 7990775), (13, 5532075), (15, 4794465), (23, 3126825), (25, 2876679), (39, 1844025), (45, 1598155), (65, 1106415), (69, 1042275), (75, 958893), (115, 625365), (117, 614675), (195, 368805), (207, 347425), (225, 319631), (299, 240525), (325, 221283), (345, 208455), (575, 125073), (585, 122935), (897, 80175), (975, 73761), (1035, 69485), (1069, 67275), (1495, 48105), (1725, 41691), (2691, 26725), (2925, 24587), (3207, 22425), (4485, 16035), (5175, 13897), (5345, 13455), (7475, 9621)]