72889960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{12743}}^1$

素因数の和:12778

約数の個数: 64

約数和(自身を含む): 192689280

約数和(自身を除く): 119799320

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 2860, 5720, 12743, 25486, 50972, 63715, 101944, 127430, 140173, 165659, 254860, 280346, 331318, 509720, 560692, 662636, 700865, 828295, 1121384, 1325272, 1401730, 1656590, 1822249, 2803460, 3313180, 3644498, 5606920, 6626360, 7288996, 9111245, 14577992, 18222490, 36444980, 72889960]

約数ペア:

[(1, 72889960), (2, 36444980), (4, 18222490), (5, 14577992), (8, 9111245), (10, 7288996), (11, 6626360), (13, 5606920), (20, 3644498), (22, 3313180), (26, 2803460), (40, 1822249), (44, 1656590), (52, 1401730), (55, 1325272), (65, 1121384), (88, 828295), (104, 700865), (110, 662636), (130, 560692), (143, 509720), (220, 331318), (260, 280346), (286, 254860), (440, 165659), (520, 140173), (572, 127430), (715, 101944), (1144, 63715), (1430, 50972), (2860, 25486), (5720, 12743)]