64921272

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:237

約数の個数: 128

約数和(自身を含む): 186278400

約数和(自身を除く): 121357128

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 23, 24, 26, 39, 46, 52, 69, 78, 83, 92, 104, 109, 138, 156, 166, 184, 218, 249, 276, 299, 312, 327, 332, 436, 498, 552, 598, 654, 664, 872, 897, 996, 1079, 1196, 1308, 1417, 1794, 1909, 1992, 2158, 2392, 2507, 2616, 2834, 3237, 3588, 3818, 4251, 4316, 5014, 5668, 5727, 6474, 7176, 7521, 7636, 8502, 8632, 9047, 10028, 11336, 11454, 12948, 15042, 15272, 17004, 18094, 20056, 22908, 24817, 25896, 27141, 30084, 32591, 34008, 36188, 45816, 49634, 54282, 60168, 65182, 72376, 74451, 97773, 99268, 108564, 117611, 130364, 148902, 195546, 198536, 208081, 217128, 235222, 260728, 297804, 352833, 391092, 416162, 470444, 595608, 624243, 705666, 782184, 832324, 940888, 1248486, 1411332, 1664648, 2496972, 2705053, 2822664, 4993944, 5410106, 8115159, 10820212, 16230318, 21640424, 32460636, 64921272]

約数ペア:

[(1, 64921272), (2, 32460636), (3, 21640424), (4, 16230318), (6, 10820212), (8, 8115159), (12, 5410106), (13, 4993944), (23, 2822664), (24, 2705053), (26, 2496972), (39, 1664648), (46, 1411332), (52, 1248486), (69, 940888), (78, 832324), (83, 782184), (92, 705666), (104, 624243), (109, 595608), (138, 470444), (156, 416162), (166, 391092), (184, 352833), (218, 297804), (249, 260728), (276, 235222), (299, 217128), (312, 208081), (327, 198536), (332, 195546), (436, 148902), (498, 130364), (552, 117611), (598, 108564), (654, 99268), (664, 97773), (872, 74451), (897, 72376), (996, 65182), (1079, 60168), (1196, 54282), (1308, 49634), (1417, 45816), (1794, 36188), (1909, 34008), (1992, 32591), (2158, 30084), (2392, 27141), (2507, 25896), (2616, 24817), (2834, 22908), (3237, 20056), (3588, 18094), (3818, 17004), (4251, 15272), (4316, 15042), (5014, 12948), (5668, 11454), (5727, 11336), (6474, 10028), (7176, 9047), (7521, 8632), (7636, 8502)]