31720650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{16267}}^1$

素因数の和:16295

約数の個数: 48

約数和(自身を含む): 84723744

約数和(自身を除く): 53003094

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1950, 16267, 32534, 48801, 81335, 97602, 162670, 211471, 244005, 406675, 422942, 488010, 634413, 813350, 1057355, 1220025, 1268826, 2114710, 2440050, 3172065, 5286775, 6344130, 10573550, 15860325, 31720650]

約数ペア:

[(1, 31720650), (2, 15860325), (3, 10573550), (5, 6344130), (6, 5286775), (10, 3172065), (13, 2440050), (15, 2114710), (25, 1268826), (26, 1220025), (30, 1057355), (39, 813350), (50, 634413), (65, 488010), (75, 422942), (78, 406675), (130, 244005), (150, 211471), (195, 162670), (325, 97602), (390, 81335), (650, 48801), (975, 32534), (1950, 16267)]