16256531720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{46591}}^1$

素因数の和:46687

約数の個数: 128

約数和(自身を含む): 43677204480

約数和(自身を除く): 27420672760

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 61, 65, 88, 104, 110, 122, 130, 143, 220, 244, 260, 286, 305, 440, 488, 520, 572, 610, 671, 715, 793, 1144, 1220, 1342, 1430, 1586, 2440, 2684, 2860, 3172, 3355, 3965, 5368, 5720, 6344, 6710, 7930, 8723, 13420, 15860, 17446, 26840, 31720, 34892, 43615, 46591, 69784, 87230, 93182, 174460, 186364, 232955, 348920, 372728, 465910, 512501, 605683, 931820, 1025002, 1211366, 1863640, 2050004, 2422732, 2562505, 2842051, 3028415, 4100008, 4845464, 5125010, 5684102, 6056830, 6662513, 10250020, 11368204, 12113660, 13325026, 14210255, 20500040, 22736408, 24227320, 26650052, 28420510, 31262561, 33312565, 36946663, 53300104, 56841020, 62525122, 66625130, 73893326, 113682040, 125050244, 133250260, 147786652, 156312805, 184733315, 250100488, 266500520, 295573304, 312625610, 369466630, 406413293, 625251220, 738933260, 812826586, 1250502440, 1477866520, 1625653172, 2032066465, 3251306344, 4064132930, 8128265860, 16256531720]

約数ペア:

[(1, 16256531720), (2, 8128265860), (4, 4064132930), (5, 3251306344), (8, 2032066465), (10, 1625653172), (11, 1477866520), (13, 1250502440), (20, 812826586), (22, 738933260), (26, 625251220), (40, 406413293), (44, 369466630), (52, 312625610), (55, 295573304), (61, 266500520), (65, 250100488), (88, 184733315), (104, 156312805), (110, 147786652), (122, 133250260), (130, 125050244), (143, 113682040), (220, 73893326), (244, 66625130), (260, 62525122), (286, 56841020), (305, 53300104), (440, 36946663), (488, 33312565), (520, 31262561), (572, 28420510), (610, 26650052), (671, 24227320), (715, 22736408), (793, 20500040), (1144, 14210255), (1220, 13325026), (1342, 12113660), (1430, 11368204), (1586, 10250020), (2440, 6662513), (2684, 6056830), (2860, 5684102), (3172, 5125010), (3355, 4845464), (3965, 4100008), (5368, 3028415), (5720, 2842051), (6344, 2562505), (6710, 2422732), (7930, 2050004), (8723, 1863640), (13420, 1211366), (15860, 1025002), (17446, 931820), (26840, 605683), (31720, 512501), (34892, 465910), (43615, 372728), (46591, 348920), (69784, 232955), (87230, 186364), (93182, 174460)]