18573100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{157}}^1$

素因数の和:204

約数の個数: 108

約数和(自身を含む): 50194704

約数和(自身を除く): 31621604

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 91, 100, 130, 140, 157, 169, 175, 182, 260, 314, 325, 338, 350, 364, 455, 628, 650, 676, 700, 785, 845, 910, 1099, 1183, 1300, 1570, 1690, 1820, 2041, 2198, 2275, 2366, 3140, 3380, 3925, 4082, 4225, 4396, 4550, 4732, 5495, 5915, 7850, 8164, 8450, 9100, 10205, 10990, 11830, 14287, 15700, 16900, 20410, 21980, 23660, 26533, 27475, 28574, 29575, 40820, 51025, 53066, 54950, 57148, 59150, 71435, 102050, 106132, 109900, 118300, 132665, 142870, 185731, 204100, 265330, 285740, 357175, 371462, 530660, 663325, 714350, 742924, 928655, 1326650, 1428700, 1857310, 2653300, 3714620, 4643275, 9286550, 18573100]

約数ペア:

[(1, 18573100), (2, 9286550), (4, 4643275), (5, 3714620), (7, 2653300), (10, 1857310), (13, 1428700), (14, 1326650), (20, 928655), (25, 742924), (26, 714350), (28, 663325), (35, 530660), (50, 371462), (52, 357175), (65, 285740), (70, 265330), (91, 204100), (100, 185731), (130, 142870), (140, 132665), (157, 118300), (169, 109900), (175, 106132), (182, 102050), (260, 71435), (314, 59150), (325, 57148), (338, 54950), (350, 53066), (364, 51025), (455, 40820), (628, 29575), (650, 28574), (676, 27475), (700, 26533), (785, 23660), (845, 21980), (910, 20410), (1099, 16900), (1183, 15700), (1300, 14287), (1570, 11830), (1690, 10990), (1820, 10205), (2041, 9100), (2198, 8450), (2275, 8164), (2366, 7850), (3140, 5915), (3380, 5495), (3925, 4732), (4082, 4550), (4225, 4396)]