978024970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{383}}^1\times {\mathrm{1511}}^1$

素因数の和:1927

約数の個数: 48

約数和(自身を含む): 1912522752

約数和(自身を除く): 934497782

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 383, 766, 845, 1511, 1690, 1915, 3022, 3830, 4979, 7555, 9958, 15110, 19643, 24895, 39286, 49790, 64727, 98215, 129454, 196430, 255359, 323635, 510718, 578713, 647270, 1157426, 1276795, 2553590, 2893565, 5787130, 7523269, 15046538, 37616345, 75232690, 97802497, 195604994, 489012485, 978024970]

約数ペア:

[(1, 978024970), (2, 489012485), (5, 195604994), (10, 97802497), (13, 75232690), (26, 37616345), (65, 15046538), (130, 7523269), (169, 5787130), (338, 2893565), (383, 2553590), (766, 1276795), (845, 1157426), (1511, 647270), (1690, 578713), (1915, 510718), (3022, 323635), (3830, 255359), (4979, 196430), (7555, 129454), (9958, 98215), (15110, 64727), (19643, 49790), (24895, 39286)]