1189719700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{21283}}^1$

素因数の和:21353

約数の個数: 72

約数和(自身を含む): 2845074848

約数和(自身を除く): 1655355148

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 43, 50, 52, 65, 86, 100, 130, 172, 215, 260, 325, 430, 559, 650, 860, 1075, 1118, 1300, 2150, 2236, 2795, 4300, 5590, 11180, 13975, 21283, 27950, 42566, 55900, 85132, 106415, 212830, 276679, 425660, 532075, 553358, 915169, 1064150, 1106716, 1383395, 1830338, 2128300, 2766790, 3660676, 4575845, 5533580, 6916975, 9151690, 11897197, 13833950, 18303380, 22879225, 23794394, 27667900, 45758450, 47588788, 59485985, 91516900, 118971970, 237943940, 297429925, 594859850, 1189719700]

約数ペア:

[(1, 1189719700), (2, 594859850), (4, 297429925), (5, 237943940), (10, 118971970), (13, 91516900), (20, 59485985), (25, 47588788), (26, 45758450), (43, 27667900), (50, 23794394), (52, 22879225), (65, 18303380), (86, 13833950), (100, 11897197), (130, 9151690), (172, 6916975), (215, 5533580), (260, 4575845), (325, 3660676), (430, 2766790), (559, 2128300), (650, 1830338), (860, 1383395), (1075, 1106716), (1118, 1064150), (1300, 915169), (2150, 553358), (2236, 532075), (2795, 425660), (4300, 276679), (5590, 212830), (11180, 106415), (13975, 85132), (21283, 55900), (27950, 42566)]