317799700

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{9839}}^1$

素因数の和:9889

約数の個数: 72

約数和(自身を含む): 768700800

約数和(自身を除く): 450901100

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 25, 34, 38, 50, 68, 76, 85, 95, 100, 170, 190, 323, 340, 380, 425, 475, 646, 850, 950, 1292, 1615, 1700, 1900, 3230, 6460, 8075, 9839, 16150, 19678, 32300, 39356, 49195, 98390, 167263, 186941, 196780, 245975, 334526, 373882, 491950, 669052, 747764, 836315, 934705, 983900, 1672630, 1869410, 3177997, 3345260, 3738820, 4181575, 4673525, 6355994, 8363150, 9347050, 12711988, 15889985, 16726300, 18694100, 31779970, 63559940, 79449925, 158899850, 317799700]

約数ペア:

[(1, 317799700), (2, 158899850), (4, 79449925), (5, 63559940), (10, 31779970), (17, 18694100), (19, 16726300), (20, 15889985), (25, 12711988), (34, 9347050), (38, 8363150), (50, 6355994), (68, 4673525), (76, 4181575), (85, 3738820), (95, 3345260), (100, 3177997), (170, 1869410), (190, 1672630), (323, 983900), (340, 934705), (380, 836315), (425, 747764), (475, 669052), (646, 491950), (850, 373882), (950, 334526), (1292, 245975), (1615, 196780), (1700, 186941), (1900, 167263), (3230, 98390), (6460, 49195), (8075, 39356), (9839, 32300), (16150, 19678)]