13639778900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{652621}}^1$

素因数の和:652665

約数の個数: 72

約数和(自身を含む): 33988553760

約数和(自身を除く): 20348774860

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 38, 44, 50, 55, 76, 95, 100, 110, 190, 209, 220, 275, 380, 418, 475, 550, 836, 950, 1045, 1100, 1900, 2090, 4180, 5225, 10450, 20900, 652621, 1305242, 2610484, 3263105, 6526210, 7178831, 12399799, 13052420, 14357662, 16315525, 24799598, 28715324, 32631050, 35894155, 49599196, 61998995, 65262100, 71788310, 123997990, 136397789, 143576620, 179470775, 247995980, 272795578, 309994975, 358941550, 545591156, 619989950, 681988945, 717883100, 1239979900, 1363977890, 2727955780, 3409944725, 6819889450, 13639778900]

約数ペア:

[(1, 13639778900), (2, 6819889450), (4, 3409944725), (5, 2727955780), (10, 1363977890), (11, 1239979900), (19, 717883100), (20, 681988945), (22, 619989950), (25, 545591156), (38, 358941550), (44, 309994975), (50, 272795578), (55, 247995980), (76, 179470775), (95, 143576620), (100, 136397789), (110, 123997990), (190, 71788310), (209, 65262100), (220, 61998995), (275, 49599196), (380, 35894155), (418, 32631050), (475, 28715324), (550, 24799598), (836, 16315525), (950, 14357662), (1045, 13052420), (1100, 12399799), (1900, 7178831), (2090, 6526210), (4180, 3263105), (5225, 2610484), (10450, 1305242), (20900, 652621)]