8889773390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{26449}}^1$

素因数の和:26565

約数の個数: 64

約数和(自身を含む): 17710920000

約数和(自身を除く): 8821146610

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 61, 95, 122, 145, 190, 290, 305, 551, 610, 1102, 1159, 1769, 2318, 2755, 3538, 5510, 5795, 8845, 11590, 17690, 26449, 33611, 52898, 67222, 132245, 168055, 264490, 336110, 502531, 767021, 1005062, 1534042, 1613389, 2512655, 3226778, 3835105, 5025310, 7670210, 8066945, 14573399, 16133890, 29146798, 30654391, 46788281, 61308782, 72866995, 93576562, 145733990, 153271955, 233941405, 306543910, 467882810, 888977339, 1777954678, 4444886695, 8889773390]

約数ペア:

[(1, 8889773390), (2, 4444886695), (5, 1777954678), (10, 888977339), (19, 467882810), (29, 306543910), (38, 233941405), (58, 153271955), (61, 145733990), (95, 93576562), (122, 72866995), (145, 61308782), (190, 46788281), (290, 30654391), (305, 29146798), (551, 16133890), (610, 14573399), (1102, 8066945), (1159, 7670210), (1769, 5025310), (2318, 3835105), (2755, 3226778), (3538, 2512655), (5510, 1613389), (5795, 1534042), (8845, 1005062), (11590, 767021), (17690, 502531), (26449, 336110), (33611, 264490), (52898, 168055), (67222, 132245)]