297535900

素因数分解:

$2^2\times 5^2\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{331}}^1$

素因数の和:535

約数の個数: 72

約数和(自身を含む): 661363920

約数和(自身を除く): 363828020

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 89, 100, 101, 178, 202, 331, 356, 404, 445, 505, 662, 890, 1010, 1324, 1655, 1780, 2020, 2225, 2525, 3310, 4450, 5050, 6620, 8275, 8900, 8989, 10100, 16550, 17978, 29459, 33100, 33431, 35956, 44945, 58918, 66862, 89890, 117836, 133724, 147295, 167155, 179780, 224725, 294590, 334310, 449450, 589180, 668620, 736475, 835775, 898900, 1472950, 1671550, 2945900, 2975359, 3343100, 5950718, 11901436, 14876795, 29753590, 59507180, 74383975, 148767950, 297535900]

約数ペア:

[(1, 297535900), (2, 148767950), (4, 74383975), (5, 59507180), (10, 29753590), (20, 14876795), (25, 11901436), (50, 5950718), (89, 3343100), (100, 2975359), (101, 2945900), (178, 1671550), (202, 1472950), (331, 898900), (356, 835775), (404, 736475), (445, 668620), (505, 589180), (662, 449450), (890, 334310), (1010, 294590), (1324, 224725), (1655, 179780), (1780, 167155), (2020, 147295), (2225, 133724), (2525, 117836), (3310, 89890), (4450, 66862), (5050, 58918), (6620, 44945), (8275, 35956), (8900, 33431), (8989, 33100), (10100, 29459), (16550, 17978)]