66501200

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^2\times {\mathrm{173}}^1$

素因数の和:253

約数の個数: 90

約数和(自身を含む): 166043502

約数和(自身を除く): 99542302

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 155, 173, 200, 248, 310, 346, 400, 496, 620, 692, 775, 865, 961, 1240, 1384, 1550, 1730, 1922, 2480, 2768, 3100, 3460, 3844, 4325, 4805, 5363, 6200, 6920, 7688, 8650, 9610, 10726, 12400, 13840, 15376, 17300, 19220, 21452, 24025, 26815, 34600, 38440, 42904, 48050, 53630, 69200, 76880, 85808, 96100, 107260, 134075, 166253, 192200, 214520, 268150, 332506, 384400, 429040, 536300, 665012, 831265, 1072600, 1330024, 1662530, 2145200, 2660048, 3325060, 4156325, 6650120, 8312650, 13300240, 16625300, 33250600, 66501200]

約数ペア:

[(1, 66501200), (2, 33250600), (4, 16625300), (5, 13300240), (8, 8312650), (10, 6650120), (16, 4156325), (20, 3325060), (25, 2660048), (31, 2145200), (40, 1662530), (50, 1330024), (62, 1072600), (80, 831265), (100, 665012), (124, 536300), (155, 429040), (173, 384400), (200, 332506), (248, 268150), (310, 214520), (346, 192200), (400, 166253), (496, 134075), (620, 107260), (692, 96100), (775, 85808), (865, 76880), (961, 69200), (1240, 53630), (1384, 48050), (1550, 42904), (1730, 38440), (1922, 34600), (2480, 26815), (2768, 24025), (3100, 21452), (3460, 19220), (3844, 17300), (4325, 15376), (4805, 13840), (5363, 12400), (6200, 10726), (6920, 9610), (7688, 8650)]