198316430

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{2729}}^1$

素因数の和:2805

約数の個数: 48

約数和(自身を含む): 395675280

約数和(自身を除く): 197358850

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 130, 169, 215, 338, 430, 559, 845, 1118, 1690, 2729, 2795, 5458, 5590, 7267, 13645, 14534, 27290, 35477, 36335, 70954, 72670, 117347, 177385, 234694, 354770, 461201, 586735, 922402, 1173470, 1525511, 2306005, 3051022, 4612010, 7627555, 15255110, 19831643, 39663286, 99158215, 198316430]

約数ペア:

[(1, 198316430), (2, 99158215), (5, 39663286), (10, 19831643), (13, 15255110), (26, 7627555), (43, 4612010), (65, 3051022), (86, 2306005), (130, 1525511), (169, 1173470), (215, 922402), (338, 586735), (430, 461201), (559, 354770), (845, 234694), (1118, 177385), (1690, 117347), (2729, 72670), (2795, 70954), (5458, 36335), (5590, 35477), (7267, 27290), (13645, 14534)]