65676260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:225

約数の個数: 96

約数和(自身を含む): 156177504

約数和(自身を除く): 90501244

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 61, 65, 82, 101, 122, 130, 164, 202, 205, 244, 260, 305, 404, 410, 505, 533, 610, 793, 820, 1010, 1066, 1220, 1313, 1586, 2020, 2132, 2501, 2626, 2665, 3172, 3965, 4141, 5002, 5252, 5330, 6161, 6565, 7930, 8282, 10004, 10660, 12322, 12505, 13130, 15860, 16564, 20705, 24644, 25010, 26260, 30805, 32513, 41410, 50020, 53833, 61610, 65026, 80093, 82820, 107666, 123220, 130052, 160186, 162565, 215332, 252601, 269165, 320372, 325130, 400465, 505202, 538330, 650260, 800930, 1010404, 1076660, 1263005, 1601860, 2526010, 3283813, 5052020, 6567626, 13135252, 16419065, 32838130, 65676260]

約数ペア:

[(1, 65676260), (2, 32838130), (4, 16419065), (5, 13135252), (10, 6567626), (13, 5052020), (20, 3283813), (26, 2526010), (41, 1601860), (52, 1263005), (61, 1076660), (65, 1010404), (82, 800930), (101, 650260), (122, 538330), (130, 505202), (164, 400465), (202, 325130), (205, 320372), (244, 269165), (260, 252601), (305, 215332), (404, 162565), (410, 160186), (505, 130052), (533, 123220), (610, 107666), (793, 82820), (820, 80093), (1010, 65026), (1066, 61610), (1220, 53833), (1313, 50020), (1586, 41410), (2020, 32513), (2132, 30805), (2501, 26260), (2626, 25010), (2665, 24644), (3172, 20705), (3965, 16564), (4141, 15860), (5002, 13130), (5252, 12505), (5330, 12322), (6161, 10660), (6565, 10004), (7930, 8282)]