25275160

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{331}}^1$

素因数の和:448

約数の個数: 64

約数和(自身を含む): 60238080

約数和(自身を除く): 34962920

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 83, 92, 115, 166, 184, 230, 331, 332, 415, 460, 662, 664, 830, 920, 1324, 1655, 1660, 1909, 2648, 3310, 3320, 3818, 6620, 7613, 7636, 9545, 13240, 15226, 15272, 19090, 27473, 30452, 38065, 38180, 54946, 60904, 76130, 76360, 109892, 137365, 152260, 219784, 274730, 304520, 549460, 631879, 1098920, 1263758, 2527516, 3159395, 5055032, 6318790, 12637580, 25275160]

約数ペア:

[(1, 25275160), (2, 12637580), (4, 6318790), (5, 5055032), (8, 3159395), (10, 2527516), (20, 1263758), (23, 1098920), (40, 631879), (46, 549460), (83, 304520), (92, 274730), (115, 219784), (166, 152260), (184, 137365), (230, 109892), (331, 76360), (332, 76130), (415, 60904), (460, 54946), (662, 38180), (664, 38065), (830, 30452), (920, 27473), (1324, 19090), (1655, 15272), (1660, 15226), (1909, 13240), (2648, 9545), (3310, 7636), (3320, 7613), (3818, 6620)]