130528160

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{16649}}^1$

素因数の和:16678

約数の個数: 72

約数和(自身を含む): 358740900

約数和(自身を除く): 228212740

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 16649, 33298, 66596, 83245, 116543, 133192, 166490, 233086, 266384, 332980, 466172, 532768, 582715, 665960, 815801, 932344, 1165430, 1331920, 1631602, 1864688, 2330860, 2663840, 3263204, 3729376, 4079005, 4661720, 6526408, 8158010, 9323440, 13052816, 16316020, 18646880, 26105632, 32632040, 65264080, 130528160]

約数ペア:

[(1, 130528160), (2, 65264080), (4, 32632040), (5, 26105632), (7, 18646880), (8, 16316020), (10, 13052816), (14, 9323440), (16, 8158010), (20, 6526408), (28, 4661720), (32, 4079005), (35, 3729376), (40, 3263204), (49, 2663840), (56, 2330860), (70, 1864688), (80, 1631602), (98, 1331920), (112, 1165430), (140, 932344), (160, 815801), (196, 665960), (224, 582715), (245, 532768), (280, 466172), (392, 332980), (490, 266384), (560, 233086), (784, 166490), (980, 133192), (1120, 116543), (1568, 83245), (1960, 66596), (3920, 33298), (7840, 16649)]