84676540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{281}}^1$

素因数の和:383

約数の個数: 96

約数和(自身を含む): 205611840

約数和(自身を除く): 120935300

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 61, 65, 76, 95, 122, 130, 190, 244, 247, 260, 281, 305, 380, 494, 562, 610, 793, 988, 1124, 1159, 1220, 1235, 1405, 1586, 2318, 2470, 2810, 3172, 3653, 3965, 4636, 4940, 5339, 5620, 5795, 7306, 7930, 10678, 11590, 14612, 15067, 15860, 17141, 18265, 21356, 23180, 26695, 30134, 34282, 36530, 53390, 60268, 68564, 69407, 73060, 75335, 85705, 106780, 138814, 150670, 171410, 222833, 277628, 301340, 325679, 342820, 347035, 445666, 651358, 694070, 891332, 1114165, 1302716, 1388140, 1628395, 2228330, 3256790, 4233827, 4456660, 6513580, 8467654, 16935308, 21169135, 42338270, 84676540]

約数ペア:

[(1, 84676540), (2, 42338270), (4, 21169135), (5, 16935308), (10, 8467654), (13, 6513580), (19, 4456660), (20, 4233827), (26, 3256790), (38, 2228330), (52, 1628395), (61, 1388140), (65, 1302716), (76, 1114165), (95, 891332), (122, 694070), (130, 651358), (190, 445666), (244, 347035), (247, 342820), (260, 325679), (281, 301340), (305, 277628), (380, 222833), (494, 171410), (562, 150670), (610, 138814), (793, 106780), (988, 85705), (1124, 75335), (1159, 73060), (1220, 69407), (1235, 68564), (1405, 60268), (1586, 53390), (2318, 36530), (2470, 34282), (2810, 30134), (3172, 26695), (3653, 23180), (3965, 21356), (4636, 18265), (4940, 17141), (5339, 15860), (5620, 15067), (5795, 14612), (7306, 11590), (7930, 10678)]