15665633260

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^2\times {\mathrm{181}}^1\times {\mathrm{1163}}^1$

素因数の和:1475

約数の個数: 72

約数和(自身を含む): 33659681328

約数和(自身を除く): 17994048068

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 181, 244, 305, 362, 610, 724, 905, 1163, 1220, 1810, 2326, 3620, 3721, 4652, 5815, 7442, 11041, 11630, 14884, 18605, 22082, 23260, 37210, 44164, 55205, 70943, 74420, 110410, 141886, 210503, 220820, 283772, 354715, 421006, 673501, 709430, 842012, 1052515, 1347002, 1418860, 2105030, 2694004, 3367505, 4210060, 4327523, 6735010, 8655046, 12840683, 13470020, 17310092, 21637615, 25681366, 43275230, 51362732, 64203415, 86550460, 128406830, 256813660, 783281663, 1566563326, 3133126652, 3916408315, 7832816630, 15665633260]

約数ペア:

[(1, 15665633260), (2, 7832816630), (4, 3916408315), (5, 3133126652), (10, 1566563326), (20, 783281663), (61, 256813660), (122, 128406830), (181, 86550460), (244, 64203415), (305, 51362732), (362, 43275230), (610, 25681366), (724, 21637615), (905, 17310092), (1163, 13470020), (1220, 12840683), (1810, 8655046), (2326, 6735010), (3620, 4327523), (3721, 4210060), (4652, 3367505), (5815, 2694004), (7442, 2105030), (11041, 1418860), (11630, 1347002), (14884, 1052515), (18605, 842012), (22082, 709430), (23260, 673501), (37210, 421006), (44164, 354715), (55205, 283772), (70943, 220820), (74420, 210503), (110410, 141886)]