508383760

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{5483}}^1$

素因数の和:5576

約数の個数: 80

約数和(自身を含む): 1264829760

約数和(自身を除く): 756446000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 61, 76, 80, 95, 122, 152, 190, 244, 304, 305, 380, 488, 610, 760, 976, 1159, 1220, 1520, 2318, 2440, 4636, 4880, 5483, 5795, 9272, 10966, 11590, 18544, 21932, 23180, 27415, 43864, 46360, 54830, 87728, 92720, 104177, 109660, 208354, 219320, 334463, 416708, 438640, 520885, 668926, 833416, 1041770, 1337852, 1666832, 1672315, 2083540, 2675704, 3344630, 4167080, 5351408, 6354797, 6689260, 8334160, 12709594, 13378520, 25419188, 26757040, 31773985, 50838376, 63547970, 101676752, 127095940, 254191880, 508383760]

約数ペア:

[(1, 508383760), (2, 254191880), (4, 127095940), (5, 101676752), (8, 63547970), (10, 50838376), (16, 31773985), (19, 26757040), (20, 25419188), (38, 13378520), (40, 12709594), (61, 8334160), (76, 6689260), (80, 6354797), (95, 5351408), (122, 4167080), (152, 3344630), (190, 2675704), (244, 2083540), (304, 1672315), (305, 1666832), (380, 1337852), (488, 1041770), (610, 833416), (760, 668926), (976, 520885), (1159, 438640), (1220, 416708), (1520, 334463), (2318, 219320), (2440, 208354), (4636, 109660), (4880, 104177), (5483, 92720), (5795, 87728), (9272, 54830), (10966, 46360), (11590, 43864), (18544, 27415), (21932, 23180)]