64883260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{4091}}^1$

素因数の和:4174

約数の個数: 48

約数和(自身を含む): 149177952

約数和(自身を除く): 84294692

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 244, 260, 305, 610, 793, 1220, 1586, 3172, 3965, 4091, 7930, 8182, 15860, 16364, 20455, 40910, 53183, 81820, 106366, 212732, 249551, 265915, 499102, 531830, 998204, 1063660, 1247755, 2495510, 3244163, 4991020, 6488326, 12976652, 16220815, 32441630, 64883260]

約数ペア:

[(1, 64883260), (2, 32441630), (4, 16220815), (5, 12976652), (10, 6488326), (13, 4991020), (20, 3244163), (26, 2495510), (52, 1247755), (61, 1063660), (65, 998204), (122, 531830), (130, 499102), (244, 265915), (260, 249551), (305, 212732), (610, 106366), (793, 81820), (1220, 53183), (1586, 40910), (3172, 20455), (3965, 16364), (4091, 15860), (7930, 8182)]