76991230

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:301

約数の個数: 64

約数和(自身を含む): 153576000

約数和(自身を除く): 76584770

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 89, 95, 145, 157, 178, 190, 290, 314, 445, 551, 785, 890, 1102, 1570, 1691, 2581, 2755, 2983, 3382, 4553, 5162, 5510, 5966, 8455, 9106, 12905, 13973, 14915, 16910, 22765, 25810, 27946, 29830, 45530, 49039, 69865, 86507, 98078, 139730, 173014, 245195, 265487, 405217, 432535, 490390, 530974, 810434, 865070, 1327435, 2026085, 2654870, 4052170, 7699123, 15398246, 38495615, 76991230]

約数ペア:

[(1, 76991230), (2, 38495615), (5, 15398246), (10, 7699123), (19, 4052170), (29, 2654870), (38, 2026085), (58, 1327435), (89, 865070), (95, 810434), (145, 530974), (157, 490390), (178, 432535), (190, 405217), (290, 265487), (314, 245195), (445, 173014), (551, 139730), (785, 98078), (890, 86507), (1102, 69865), (1570, 49039), (1691, 45530), (2581, 29830), (2755, 27946), (2983, 25810), (3382, 22765), (4553, 16910), (5162, 14915), (5510, 13973), (5966, 12905), (8455, 9106)]