90647620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{269}}^1$

素因数の和:397

約数の個数: 96

約数和(自身を含む): 228614400

約数和(自身を除く): 137966780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 83, 116, 140, 145, 166, 203, 269, 290, 332, 406, 415, 538, 580, 581, 812, 830, 1015, 1076, 1162, 1345, 1660, 1883, 2030, 2324, 2407, 2690, 2905, 3766, 4060, 4814, 5380, 5810, 7532, 7801, 9415, 9628, 11620, 12035, 15602, 16849, 18830, 22327, 24070, 31204, 33698, 37660, 39005, 44654, 48140, 54607, 67396, 78010, 84245, 89308, 109214, 111635, 156020, 156289, 168490, 218428, 223270, 273035, 312578, 336980, 446540, 546070, 625156, 647483, 781445, 1092140, 1294966, 1562890, 2589932, 3125780, 3237415, 4532381, 6474830, 9064762, 12949660, 18129524, 22661905, 45323810, 90647620]

約数ペア:

[(1, 90647620), (2, 45323810), (4, 22661905), (5, 18129524), (7, 12949660), (10, 9064762), (14, 6474830), (20, 4532381), (28, 3237415), (29, 3125780), (35, 2589932), (58, 1562890), (70, 1294966), (83, 1092140), (116, 781445), (140, 647483), (145, 625156), (166, 546070), (203, 446540), (269, 336980), (290, 312578), (332, 273035), (406, 223270), (415, 218428), (538, 168490), (580, 156289), (581, 156020), (812, 111635), (830, 109214), (1015, 89308), (1076, 84245), (1162, 78010), (1345, 67396), (1660, 54607), (1883, 48140), (2030, 44654), (2324, 39005), (2407, 37660), (2690, 33698), (2905, 31204), (3766, 24070), (4060, 22327), (4814, 18830), (5380, 16849), (5810, 15602), (7532, 12035), (7801, 11620), (9415, 9628)]