25786530

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^2$

素因数の和:153

約数の個数: 144

約数和(自身を含む): 84981312

約数和(自身を除く): 59194782

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 18, 21, 22, 30, 33, 35, 42, 45, 55, 61, 63, 66, 70, 77, 90, 99, 105, 110, 122, 126, 154, 165, 183, 198, 210, 231, 305, 315, 330, 366, 385, 427, 462, 495, 549, 610, 630, 671, 693, 770, 854, 915, 990, 1098, 1155, 1281, 1342, 1386, 1830, 2013, 2135, 2310, 2562, 2745, 3355, 3465, 3721, 3843, 4026, 4270, 4697, 5490, 6039, 6405, 6710, 6930, 7442, 7686, 9394, 10065, 11163, 12078, 12810, 14091, 18605, 19215, 20130, 22326, 23485, 26047, 28182, 30195, 33489, 37210, 38430, 40931, 42273, 46970, 52094, 55815, 60390, 66978, 70455, 78141, 81862, 84546, 111630, 122793, 130235, 140910, 156282, 167445, 204655, 211365, 234423, 245586, 260470, 286517, 334890, 368379, 390705, 409310, 422730, 468846, 573034, 613965, 736758, 781410, 859551, 1172115, 1227930, 1432585, 1719102, 1841895, 2344230, 2578653, 2865170, 3683790, 4297755, 5157306, 8595510, 12893265, 25786530]

約数ペア:

[(1, 25786530), (2, 12893265), (3, 8595510), (5, 5157306), (6, 4297755), (7, 3683790), (9, 2865170), (10, 2578653), (11, 2344230), (14, 1841895), (15, 1719102), (18, 1432585), (21, 1227930), (22, 1172115), (30, 859551), (33, 781410), (35, 736758), (42, 613965), (45, 573034), (55, 468846), (61, 422730), (63, 409310), (66, 390705), (70, 368379), (77, 334890), (90, 286517), (99, 260470), (105, 245586), (110, 234423), (122, 211365), (126, 204655), (154, 167445), (165, 156282), (183, 140910), (198, 130235), (210, 122793), (231, 111630), (305, 84546), (315, 81862), (330, 78141), (366, 70455), (385, 66978), (427, 60390), (462, 55815), (495, 52094), (549, 46970), (610, 42273), (630, 40931), (671, 38430), (693, 37210), (770, 33489), (854, 30195), (915, 28182), (990, 26047), (1098, 23485), (1155, 22326), (1281, 20130), (1342, 19215), (1386, 18605), (1830, 14091), (2013, 12810), (2135, 12078), (2310, 11163), (2562, 10065), (2745, 9394), (3355, 7686), (3465, 7442), (3721, 6930), (3843, 6710), (4026, 6405), (4270, 6039), (4697, 5490)]