18049871950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{491}}^1\times {\mathrm{751}}^1$

素因数の和:1354

約数の個数: 96

約数和(自身を含む): 37161192960

約数和(自身を除く): 19111321010

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 89, 110, 178, 275, 445, 491, 550, 751, 890, 979, 982, 1502, 1958, 2225, 2455, 3755, 4450, 4895, 4910, 5401, 7510, 8261, 9790, 10802, 12275, 16522, 18775, 24475, 24550, 27005, 37550, 41305, 43699, 48950, 54010, 66839, 82610, 87398, 133678, 135025, 206525, 218495, 270050, 334195, 368741, 413050, 436990, 480689, 668390, 735229, 737482, 961378, 1092475, 1470458, 1670975, 1843705, 2184950, 2403445, 3341950, 3676145, 3687410, 4056151, 4806890, 7352290, 8112302, 9218525, 12017225, 18380725, 18437050, 20280755, 24034450, 32817949, 36761450, 40561510, 65635898, 101403775, 164089745, 202807550, 328179490, 360997439, 721994878, 820448725, 1640897450, 1804987195, 3609974390, 9024935975, 18049871950]

約数ペア:

[(1, 18049871950), (2, 9024935975), (5, 3609974390), (10, 1804987195), (11, 1640897450), (22, 820448725), (25, 721994878), (50, 360997439), (55, 328179490), (89, 202807550), (110, 164089745), (178, 101403775), (275, 65635898), (445, 40561510), (491, 36761450), (550, 32817949), (751, 24034450), (890, 20280755), (979, 18437050), (982, 18380725), (1502, 12017225), (1958, 9218525), (2225, 8112302), (2455, 7352290), (3755, 4806890), (4450, 4056151), (4895, 3687410), (4910, 3676145), (5401, 3341950), (7510, 2403445), (8261, 2184950), (9790, 1843705), (10802, 1670975), (12275, 1470458), (16522, 1092475), (18775, 961378), (24475, 737482), (24550, 735229), (27005, 668390), (37550, 480689), (41305, 436990), (43699, 413050), (48950, 368741), (54010, 334195), (66839, 270050), (82610, 218495), (87398, 206525), (133678, 135025)]