19501950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:238

約数の個数: 96

約数和(自身を含む): 53184096

約数和(自身を除く): 33682146

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 73, 75, 78, 130, 137, 146, 150, 195, 219, 274, 325, 365, 390, 411, 438, 650, 685, 730, 822, 949, 975, 1095, 1370, 1781, 1825, 1898, 1950, 2055, 2190, 2847, 3425, 3562, 3650, 4110, 4745, 5343, 5475, 5694, 6850, 8905, 9490, 10001, 10275, 10686, 10950, 14235, 17810, 20002, 20550, 23725, 26715, 28470, 30003, 44525, 47450, 50005, 53430, 60006, 71175, 89050, 100010, 130013, 133575, 142350, 150015, 250025, 260026, 267150, 300030, 390039, 500050, 650065, 750075, 780078, 1300130, 1500150, 1950195, 3250325, 3900390, 6500650, 9750975, 19501950]

約数ペア:

[(1, 19501950), (2, 9750975), (3, 6500650), (5, 3900390), (6, 3250325), (10, 1950195), (13, 1500150), (15, 1300130), (25, 780078), (26, 750075), (30, 650065), (39, 500050), (50, 390039), (65, 300030), (73, 267150), (75, 260026), (78, 250025), (130, 150015), (137, 142350), (146, 133575), (150, 130013), (195, 100010), (219, 89050), (274, 71175), (325, 60006), (365, 53430), (390, 50005), (411, 47450), (438, 44525), (650, 30003), (685, 28470), (730, 26715), (822, 23725), (949, 20550), (975, 20002), (1095, 17810), (1370, 14235), (1781, 10950), (1825, 10686), (1898, 10275), (1950, 10001), (2055, 9490), (2190, 8905), (2847, 6850), (3425, 5694), (3562, 5475), (3650, 5343), (4110, 4745)]