918337550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{191}}^1\times {\mathrm{569}}^1$

素因数の和:798

約数の個数: 72

約数和(自身を含む): 1862559360

約数和(自身を除く): 944221810

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 169, 191, 325, 338, 382, 569, 650, 845, 955, 1138, 1690, 1910, 2483, 2845, 4225, 4775, 4966, 5690, 7397, 8450, 9550, 12415, 14225, 14794, 24830, 28450, 32279, 36985, 62075, 64558, 73970, 96161, 108679, 124150, 161395, 184925, 192322, 217358, 322790, 369850, 480805, 543395, 806975, 961610, 1086790, 1412827, 1613950, 2404025, 2716975, 2825654, 4808050, 5433950, 7064135, 14128270, 18366751, 35320675, 36733502, 70641350, 91833755, 183667510, 459168775, 918337550]

約数ペア:

[(1, 918337550), (2, 459168775), (5, 183667510), (10, 91833755), (13, 70641350), (25, 36733502), (26, 35320675), (50, 18366751), (65, 14128270), (130, 7064135), (169, 5433950), (191, 4808050), (325, 2825654), (338, 2716975), (382, 2404025), (569, 1613950), (650, 1412827), (845, 1086790), (955, 961610), (1138, 806975), (1690, 543395), (1910, 480805), (2483, 369850), (2845, 322790), (4225, 217358), (4775, 192322), (4966, 184925), (5690, 161395), (7397, 124150), (8450, 108679), (9550, 96161), (12415, 73970), (14225, 64558), (14794, 62075), (24830, 36985), (28450, 32279)]