22189825

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:226

約数の個数: 48

約数和(自身を含む): 33926400

約数和(自身を除く): 11736575

約数列:

[1, 5, 7, 23, 25, 35, 37, 115, 149, 161, 175, 185, 259, 575, 745, 805, 851, 925, 1043, 1295, 3427, 3725, 4025, 4255, 5215, 5513, 5957, 6475, 17135, 21275, 23989, 26075, 27565, 29785, 38591, 85675, 119945, 126799, 137825, 148925, 192955, 599725, 633995, 887593, 964775, 3169975, 4437965, 22189825]

約数ペア:

[(1, 22189825), (5, 4437965), (7, 3169975), (23, 964775), (25, 887593), (35, 633995), (37, 599725), (115, 192955), (149, 148925), (161, 137825), (175, 126799), (185, 119945), (259, 85675), (575, 38591), (745, 29785), (805, 27565), (851, 26075), (925, 23989), (1043, 21275), (1295, 17135), (3427, 6475), (3725, 5957), (4025, 5513), (4255, 5215)]