1644333080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{51839}}^1$

素因数の和:51924

約数の個数: 64

約数和(自身を含む): 4049740800

約数和(自身を除く): 2405407720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 61, 65, 104, 122, 130, 244, 260, 305, 488, 520, 610, 793, 1220, 1586, 2440, 3172, 3965, 6344, 7930, 15860, 31720, 51839, 103678, 207356, 259195, 414712, 518390, 673907, 1036780, 1347814, 2073560, 2695628, 3162179, 3369535, 5391256, 6324358, 6739070, 12648716, 13478140, 15810895, 25297432, 26956280, 31621790, 41108327, 63243580, 82216654, 126487160, 164433308, 205541635, 328866616, 411083270, 822166540, 1644333080]

約数ペア:

[(1, 1644333080), (2, 822166540), (4, 411083270), (5, 328866616), (8, 205541635), (10, 164433308), (13, 126487160), (20, 82216654), (26, 63243580), (40, 41108327), (52, 31621790), (61, 26956280), (65, 25297432), (104, 15810895), (122, 13478140), (130, 12648716), (244, 6739070), (260, 6324358), (305, 5391256), (488, 3369535), (520, 3162179), (610, 2695628), (793, 2073560), (1220, 1347814), (1586, 1036780), (2440, 673907), (3172, 518390), (3965, 414712), (6344, 259195), (7930, 207356), (15860, 103678), (31720, 51839)]