87432400

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{641}}^1$

素因数の和:701

約数の個数: 120

約数和(自身を含む): 236913408

約数和(自身を除く): 149481008

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 31, 40, 44, 50, 55, 62, 80, 88, 100, 110, 124, 155, 176, 200, 220, 248, 275, 310, 341, 400, 440, 496, 550, 620, 641, 682, 775, 880, 1100, 1240, 1282, 1364, 1550, 1705, 2200, 2480, 2564, 2728, 3100, 3205, 3410, 4400, 5128, 5456, 6200, 6410, 6820, 7051, 8525, 10256, 12400, 12820, 13640, 14102, 16025, 17050, 19871, 25640, 27280, 28204, 32050, 34100, 35255, 39742, 51280, 56408, 64100, 68200, 70510, 79484, 99355, 112816, 128200, 136400, 141020, 158968, 176275, 198710, 218581, 256400, 282040, 317936, 352550, 397420, 437162, 496775, 564080, 705100, 794840, 874324, 993550, 1092905, 1410200, 1589680, 1748648, 1987100, 2185810, 2820400, 3497296, 3974200, 4371620, 5464525, 7948400, 8743240, 10929050, 17486480, 21858100, 43716200, 87432400]

約数ペア:

[(1, 87432400), (2, 43716200), (4, 21858100), (5, 17486480), (8, 10929050), (10, 8743240), (11, 7948400), (16, 5464525), (20, 4371620), (22, 3974200), (25, 3497296), (31, 2820400), (40, 2185810), (44, 1987100), (50, 1748648), (55, 1589680), (62, 1410200), (80, 1092905), (88, 993550), (100, 874324), (110, 794840), (124, 705100), (155, 564080), (176, 496775), (200, 437162), (220, 397420), (248, 352550), (275, 317936), (310, 282040), (341, 256400), (400, 218581), (440, 198710), (496, 176275), (550, 158968), (620, 141020), (641, 136400), (682, 128200), (775, 112816), (880, 99355), (1100, 79484), (1240, 70510), (1282, 68200), (1364, 64100), (1550, 56408), (1705, 51280), (2200, 39742), (2480, 35255), (2564, 34100), (2728, 32050), (3100, 28204), (3205, 27280), (3410, 25640), (4400, 19871), (5128, 17050), (5456, 16025), (6200, 14102), (6410, 13640), (6820, 12820), (7051, 12400), (8525, 10256)]