200253880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^3\times {\mathrm{1019}}^1$

素因数の和:1081

約数の個数: 64

約数和(自身を含む): 479196000

約数和(自身を除く): 278942120

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 289, 340, 578, 680, 1019, 1156, 1445, 2038, 2312, 2890, 4076, 4913, 5095, 5780, 8152, 9826, 10190, 11560, 17323, 19652, 20380, 24565, 34646, 39304, 40760, 49130, 69292, 86615, 98260, 138584, 173230, 196520, 294491, 346460, 588982, 692920, 1177964, 1472455, 2355928, 2944910, 5006347, 5889820, 10012694, 11779640, 20025388, 25031735, 40050776, 50063470, 100126940, 200253880]

約数ペア:

[(1, 200253880), (2, 100126940), (4, 50063470), (5, 40050776), (8, 25031735), (10, 20025388), (17, 11779640), (20, 10012694), (34, 5889820), (40, 5006347), (68, 2944910), (85, 2355928), (136, 1472455), (170, 1177964), (289, 692920), (340, 588982), (578, 346460), (680, 294491), (1019, 196520), (1156, 173230), (1445, 138584), (2038, 98260), (2312, 86615), (2890, 69292), (4076, 49130), (4913, 40760), (5095, 39304), (5780, 34646), (8152, 24565), (9826, 20380), (10190, 19652), (11560, 17323)]