49200160

素因数分解:

$2^5\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^2$

素因数の和:218

約数の個数: 72

約数和(自身を含む): 119828268

約数和(自身を除く): 70628108

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 71, 80, 122, 142, 160, 244, 284, 305, 355, 488, 568, 610, 710, 976, 1136, 1220, 1420, 1952, 2272, 2440, 2840, 4331, 4880, 5041, 5680, 8662, 9760, 10082, 11360, 17324, 20164, 21655, 25205, 34648, 40328, 43310, 50410, 69296, 80656, 86620, 100820, 138592, 161312, 173240, 201640, 307501, 346480, 403280, 615002, 692960, 806560, 1230004, 1537505, 2460008, 3075010, 4920016, 6150020, 9840032, 12300040, 24600080, 49200160]

約数ペア:

[(1, 49200160), (2, 24600080), (4, 12300040), (5, 9840032), (8, 6150020), (10, 4920016), (16, 3075010), (20, 2460008), (32, 1537505), (40, 1230004), (61, 806560), (71, 692960), (80, 615002), (122, 403280), (142, 346480), (160, 307501), (244, 201640), (284, 173240), (305, 161312), (355, 138592), (488, 100820), (568, 86620), (610, 80656), (710, 69296), (976, 50410), (1136, 43310), (1220, 40328), (1420, 34648), (1952, 25205), (2272, 21655), (2440, 20164), (2840, 17324), (4331, 11360), (4880, 10082), (5041, 9760), (5680, 8662)]