90002380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{8443}}^1$

素因数の和:8506

約数の個数: 48

約数和(自身を含む): 208533024

約数和(自身を除く): 118530644

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 164, 205, 260, 410, 533, 820, 1066, 2132, 2665, 5330, 8443, 10660, 16886, 33772, 42215, 84430, 109759, 168860, 219518, 346163, 439036, 548795, 692326, 1097590, 1384652, 1730815, 2195180, 3461630, 4500119, 6923260, 9000238, 18000476, 22500595, 45001190, 90002380]

約数ペア:

[(1, 90002380), (2, 45001190), (4, 22500595), (5, 18000476), (10, 9000238), (13, 6923260), (20, 4500119), (26, 3461630), (41, 2195180), (52, 1730815), (65, 1384652), (82, 1097590), (130, 692326), (164, 548795), (205, 439036), (260, 346163), (410, 219518), (533, 168860), (820, 109759), (1066, 84430), (2132, 42215), (2665, 33772), (5330, 16886), (8443, 10660)]