161007680

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^2\times {\mathrm{1741}}^1$

素因数の和:1792

約数の個数: 84

約数和(自身を含む): 407513028

約数和(自身を除く): 246505348

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 272, 289, 320, 340, 544, 578, 680, 1088, 1156, 1360, 1445, 1741, 2312, 2720, 2890, 3482, 4624, 5440, 5780, 6964, 8705, 9248, 11560, 13928, 17410, 18496, 23120, 27856, 29597, 34820, 46240, 55712, 59194, 69640, 92480, 111424, 118388, 139280, 147985, 236776, 278560, 295970, 473552, 503149, 557120, 591940, 947104, 1006298, 1183880, 1894208, 2012596, 2367760, 2515745, 4025192, 4735520, 5031490, 8050384, 9471040, 10062980, 16100768, 20125960, 32201536, 40251920, 80503840, 161007680]

約数ペア:

[(1, 161007680), (2, 80503840), (4, 40251920), (5, 32201536), (8, 20125960), (10, 16100768), (16, 10062980), (17, 9471040), (20, 8050384), (32, 5031490), (34, 4735520), (40, 4025192), (64, 2515745), (68, 2367760), (80, 2012596), (85, 1894208), (136, 1183880), (160, 1006298), (170, 947104), (272, 591940), (289, 557120), (320, 503149), (340, 473552), (544, 295970), (578, 278560), (680, 236776), (1088, 147985), (1156, 139280), (1360, 118388), (1445, 111424), (1741, 92480), (2312, 69640), (2720, 59194), (2890, 55712), (3482, 46240), (4624, 34820), (5440, 29597), (5780, 27856), (6964, 23120), (8705, 18496), (9248, 17410), (11560, 13928)]