88199900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{761}}^1$

素因数の和:855

約数の個数: 72

約数和(自身を含む): 205038960

約数和(自身を除く): 116839060

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 61, 76, 95, 100, 122, 190, 244, 305, 380, 475, 610, 761, 950, 1159, 1220, 1522, 1525, 1900, 2318, 3044, 3050, 3805, 4636, 5795, 6100, 7610, 11590, 14459, 15220, 19025, 23180, 28918, 28975, 38050, 46421, 57836, 57950, 72295, 76100, 92842, 115900, 144590, 185684, 232105, 289180, 361475, 464210, 722950, 881999, 928420, 1160525, 1445900, 1763998, 2321050, 3527996, 4409995, 4642100, 8819990, 17639980, 22049975, 44099950, 88199900]

約数ペア:

[(1, 88199900), (2, 44099950), (4, 22049975), (5, 17639980), (10, 8819990), (19, 4642100), (20, 4409995), (25, 3527996), (38, 2321050), (50, 1763998), (61, 1445900), (76, 1160525), (95, 928420), (100, 881999), (122, 722950), (190, 464210), (244, 361475), (305, 289180), (380, 232105), (475, 185684), (610, 144590), (761, 115900), (950, 92842), (1159, 76100), (1220, 72295), (1522, 57950), (1525, 57836), (1900, 46421), (2318, 38050), (3044, 28975), (3050, 28918), (3805, 23180), (4636, 19025), (5795, 15220), (6100, 14459), (7610, 11590)]