15720165968

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{14957}}^1$

素因数の和:15172

約数の個数: 80

約数和(自身を含む): 34068819456

約数和(自身を除く): 18348653488

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 163, 208, 248, 326, 403, 496, 652, 806, 1304, 1612, 2119, 2608, 3224, 4238, 5053, 6448, 8476, 10106, 14957, 16952, 20212, 29914, 33904, 40424, 59828, 65689, 80848, 119656, 131378, 194441, 239312, 262756, 388882, 463667, 525512, 777764, 927334, 1051024, 1555528, 1854668, 2437991, 3111056, 3709336, 4875982, 6027671, 7418672, 9751964, 12055342, 19503928, 24110684, 31693883, 39007856, 48221368, 63387766, 75577721, 96442736, 126775532, 151155442, 253551064, 302310884, 507102128, 604621768, 982510373, 1209243536, 1965020746, 3930041492, 7860082984, 15720165968]

約数ペア:

[(1, 15720165968), (2, 7860082984), (4, 3930041492), (8, 1965020746), (13, 1209243536), (16, 982510373), (26, 604621768), (31, 507102128), (52, 302310884), (62, 253551064), (104, 151155442), (124, 126775532), (163, 96442736), (208, 75577721), (248, 63387766), (326, 48221368), (403, 39007856), (496, 31693883), (652, 24110684), (806, 19503928), (1304, 12055342), (1612, 9751964), (2119, 7418672), (2608, 6027671), (3224, 4875982), (4238, 3709336), (5053, 3111056), (6448, 2437991), (8476, 1854668), (10106, 1555528), (14957, 1051024), (16952, 927334), (20212, 777764), (29914, 525512), (33904, 463667), (40424, 388882), (59828, 262756), (65689, 239312), (80848, 194441), (119656, 131378)]