199539710

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{379}}^1$

素因数の和:585

約数の個数: 64

約数和(自身を含む): 403833600

約数和(自身を除く): 204293890

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 163, 170, 190, 323, 326, 379, 646, 758, 815, 1615, 1630, 1895, 2771, 3097, 3230, 3790, 5542, 6194, 6443, 7201, 12886, 13855, 14402, 15485, 27710, 30970, 32215, 36005, 52649, 61777, 64430, 72010, 105298, 122417, 123554, 244834, 263245, 308885, 526490, 612085, 617770, 1050209, 1173763, 1224170, 2100418, 2347526, 5251045, 5868815, 10502090, 11737630, 19953971, 39907942, 99769855, 199539710]

約数ペア:

[(1, 199539710), (2, 99769855), (5, 39907942), (10, 19953971), (17, 11737630), (19, 10502090), (34, 5868815), (38, 5251045), (85, 2347526), (95, 2100418), (163, 1224170), (170, 1173763), (190, 1050209), (323, 617770), (326, 612085), (379, 526490), (646, 308885), (758, 263245), (815, 244834), (1615, 123554), (1630, 122417), (1895, 105298), (2771, 72010), (3097, 64430), (3230, 61777), (3790, 52649), (5542, 36005), (6194, 32215), (6443, 30970), (7201, 27710), (12886, 15485), (13855, 14402)]