65942968

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{379}}^1$

素因数の和:644

約数の個数: 64

約数和(自身を含む): 153216000

約数和(自身を除く): 87273032

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 239, 364, 379, 478, 728, 758, 956, 1516, 1673, 1912, 2653, 3032, 3107, 3346, 4927, 5306, 6214, 6692, 9854, 10612, 12428, 13384, 19708, 21224, 21749, 24856, 34489, 39416, 43498, 68978, 86996, 90581, 137956, 173992, 181162, 275912, 362324, 634067, 724648, 1177553, 1268134, 2355106, 2536268, 4710212, 5072536, 8242871, 9420424, 16485742, 32971484, 65942968]

約数ペア:

[(1, 65942968), (2, 32971484), (4, 16485742), (7, 9420424), (8, 8242871), (13, 5072536), (14, 4710212), (26, 2536268), (28, 2355106), (52, 1268134), (56, 1177553), (91, 724648), (104, 634067), (182, 362324), (239, 275912), (364, 181162), (379, 173992), (478, 137956), (728, 90581), (758, 86996), (956, 68978), (1516, 43498), (1673, 39416), (1912, 34489), (2653, 24856), (3032, 21749), (3107, 21224), (3346, 19708), (4927, 13384), (5306, 12428), (6214, 10612), (6692, 9854)]