25185420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{229}}^1$

素因数の和:304

約数の個数: 144

約数和(自身を含む): 84389760

約数和(自身を除く): 59204340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 47, 52, 60, 65, 78, 90, 94, 117, 130, 141, 156, 180, 188, 195, 229, 234, 235, 260, 282, 390, 423, 458, 468, 470, 564, 585, 611, 687, 705, 780, 846, 916, 940, 1145, 1170, 1222, 1374, 1410, 1692, 1833, 2061, 2115, 2290, 2340, 2444, 2748, 2820, 2977, 3055, 3435, 3666, 4122, 4230, 4580, 5499, 5954, 6110, 6870, 7332, 8244, 8460, 8931, 9165, 10305, 10763, 10998, 11908, 12220, 13740, 14885, 17862, 18330, 20610, 21526, 21996, 26793, 27495, 29770, 32289, 35724, 36660, 41220, 43052, 44655, 53586, 53815, 54990, 59540, 64578, 89310, 96867, 107172, 107630, 109980, 129156, 133965, 139919, 161445, 178620, 193734, 215260, 267930, 279838, 322890, 387468, 419757, 484335, 535860, 559676, 645780, 699595, 839514, 968670, 1259271, 1399190, 1679028, 1937340, 2098785, 2518542, 2798380, 4197570, 5037084, 6296355, 8395140, 12592710, 25185420]

約数ペア:

[(1, 25185420), (2, 12592710), (3, 8395140), (4, 6296355), (5, 5037084), (6, 4197570), (9, 2798380), (10, 2518542), (12, 2098785), (13, 1937340), (15, 1679028), (18, 1399190), (20, 1259271), (26, 968670), (30, 839514), (36, 699595), (39, 645780), (45, 559676), (47, 535860), (52, 484335), (60, 419757), (65, 387468), (78, 322890), (90, 279838), (94, 267930), (117, 215260), (130, 193734), (141, 178620), (156, 161445), (180, 139919), (188, 133965), (195, 129156), (229, 109980), (234, 107630), (235, 107172), (260, 96867), (282, 89310), (390, 64578), (423, 59540), (458, 54990), (468, 53815), (470, 53586), (564, 44655), (585, 43052), (611, 41220), (687, 36660), (705, 35724), (780, 32289), (846, 29770), (916, 27495), (940, 26793), (1145, 21996), (1170, 21526), (1222, 20610), (1374, 18330), (1410, 17862), (1692, 14885), (1833, 13740), (2061, 12220), (2115, 11908), (2290, 10998), (2340, 10763), (2444, 10305), (2748, 9165), (2820, 8931), (2977, 8460), (3055, 8244), (3435, 7332), (3666, 6870), (4122, 6110), (4230, 5954), (4580, 5499)]