306930650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{7741}}^1$

素因数の和:7827

約数の個数: 48

約数和(自身を含む): 624965208

約数和(自身を除く): 318034558

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 61, 65, 122, 130, 305, 325, 610, 650, 793, 1525, 1586, 3050, 3965, 7741, 7930, 15482, 19825, 38705, 39650, 77410, 100633, 193525, 201266, 387050, 472201, 503165, 944402, 1006330, 2361005, 2515825, 4722010, 5031650, 6138613, 11805025, 12277226, 23610050, 30693065, 61386130, 153465325, 306930650]

約数ペア:

[(1, 306930650), (2, 153465325), (5, 61386130), (10, 30693065), (13, 23610050), (25, 12277226), (26, 11805025), (50, 6138613), (61, 5031650), (65, 4722010), (122, 2515825), (130, 2361005), (305, 1006330), (325, 944402), (610, 503165), (650, 472201), (793, 387050), (1525, 201266), (1586, 193525), (3050, 100633), (3965, 77410), (7741, 39650), (7930, 38705), (15482, 19825)]