222500330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^2\times {\mathrm{137}}^1$

素因数の和:232

約数の個数: 72

約数和(自身を含む): 451389996

約数和(自身を除く): 228889666

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 137, 155, 169, 274, 310, 338, 403, 685, 806, 845, 961, 1370, 1690, 1781, 1922, 2015, 3562, 4030, 4247, 4805, 5239, 8494, 8905, 9610, 10478, 12493, 17810, 21235, 23153, 24986, 26195, 42470, 46306, 52390, 55211, 62465, 110422, 115765, 124930, 131657, 162409, 231530, 263314, 276055, 324818, 552110, 658285, 717743, 812045, 1316570, 1435486, 1624090, 1711541, 3423082, 3588715, 7177430, 8557705, 17115410, 22250033, 44500066, 111250165, 222500330]

約数ペア:

[(1, 222500330), (2, 111250165), (5, 44500066), (10, 22250033), (13, 17115410), (26, 8557705), (31, 7177430), (62, 3588715), (65, 3423082), (130, 1711541), (137, 1624090), (155, 1435486), (169, 1316570), (274, 812045), (310, 717743), (338, 658285), (403, 552110), (685, 324818), (806, 276055), (845, 263314), (961, 231530), (1370, 162409), (1690, 131657), (1781, 124930), (1922, 115765), (2015, 110422), (3562, 62465), (4030, 55211), (4247, 52390), (4805, 46306), (5239, 42470), (8494, 26195), (8905, 24986), (9610, 23153), (10478, 21235), (12493, 17810)]