171940550

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^2\times {\mathrm{73}}^1\times {\mathrm{163}}^1$

素因数の和:282

約数の個数: 72

約数和(自身を含む): 346494936

約数和(自身を除く): 174554386

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 73, 85, 146, 163, 170, 289, 326, 365, 425, 578, 730, 815, 850, 1241, 1445, 1630, 1825, 2482, 2771, 2890, 3650, 4075, 5542, 6205, 7225, 8150, 11899, 12410, 13855, 14450, 21097, 23798, 27710, 31025, 42194, 47107, 59495, 62050, 69275, 94214, 105485, 118990, 138550, 202283, 210970, 235535, 297475, 404566, 471070, 527425, 594950, 1011415, 1054850, 1177675, 2022830, 2355350, 3438811, 5057075, 6877622, 10114150, 17194055, 34388110, 85970275, 171940550]

約数ペア:

[(1, 171940550), (2, 85970275), (5, 34388110), (10, 17194055), (17, 10114150), (25, 6877622), (34, 5057075), (50, 3438811), (73, 2355350), (85, 2022830), (146, 1177675), (163, 1054850), (170, 1011415), (289, 594950), (326, 527425), (365, 471070), (425, 404566), (578, 297475), (730, 235535), (815, 210970), (850, 202283), (1241, 138550), (1445, 118990), (1630, 105485), (1825, 94214), (2482, 69275), (2771, 62050), (2890, 59495), (3650, 47107), (4075, 42194), (5542, 31025), (6205, 27710), (7225, 23798), (8150, 21097), (11899, 14450), (12410, 13855)]